Main survey variable: dobm_dv DOB: Month, derived

DOB: Month, derived

This variable is only available in the Special Licence (SN 6931) and Secure Access (SN 6676) datasets.

Date of birth, month. Taken from the sample member’s latest enumeration in the study. Not defined for BHPS wave 1-18 respondents who were never enumerated in the UKHLS. Recorded to missing for sample members whose interview outcomes are inconsistent with the suggested age +/- one year. Special Licence release (SN6931) only.

See BIRTHM, BIRTHY.

Datafiles

Index terms

Derived variable note:

Date of birth, month. Taken from the sample member's latest enumeration in the study. Not defined for BHPS wave 1-18 respondents who were never enumerated in the UKHLS. Recorded to missing for sample members whose interview outcomes are inconsistent with the suggested age +/- one year. Special Licence release (SN6931) only.

See BIRTHM, BIRTHY.

Derived variable note:

Uses W_DOBM_DV on data file W_INDALL
W_DOBM_DV uses W_PBRITH{DMY}, SCDOB{DMY} in W_INDRESP, YPDOB{DMY} in W_YOUTH, NEBIRTH{DMY}, CDOB{DMY} and BIRTH{DMY} in W_INDALL/

Value label	Value	Absolute frequency	Relative frequency
missing	-9	137	1.45%
January	1	798	8.42%
February	2	687	7.25%
March	3	764	8.06%
April	4	730	7.7%
May	5	796	8.4%
June	6	762	8.04%
July	7	801	8.45%
August	8	835	8.81%
September	9	857	9.04%
October	10	784	8.27%
November	11	758	8.0%
December	12	768	8.1%
	Total	9477	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.57	137	1.0	12.0	3.42	9340

Value label	Value	Absolute frequency	Relative frequency
missing	-9	10	0.14%
January	1	612	8.6%
February	2	505	7.09%
March	3	616	8.65%
April	4	535	7.52%
May	5	594	8.35%
June	6	542	7.61%
July	7	648	9.1%
August	8	616	8.65%
September	9	659	9.26%
October	10	611	8.58%
November	11	571	8.02%
December	12	599	8.42%
	Total	7118	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.58	10	1.0	12.0	3.44	7108

Value label	Value	Absolute frequency	Relative frequency
missing	-9	14	0.18%
January	1	648	8.49%
February	2	544	7.13%
March	3	647	8.48%
April	4	601	7.87%
May	5	632	8.28%
June	6	593	7.77%
July	7	676	8.86%
August	8	661	8.66%
September	9	706	9.25%
October	10	661	8.66%
November	11	602	7.89%
December	12	649	8.5%
	Total	7634	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.59	14	1.0	12.0	3.43	7620

Value label	Value	Absolute frequency	Relative frequency
missing	-9	8	0.09%
January	1	739	8.63%
February	2	621	7.25%
March	3	711	8.3%
April	4	673	7.85%
May	5	702	8.19%
June	6	677	7.9%
July	7	737	8.6%
August	8	741	8.65%
September	9	796	9.29%
October	10	748	8.73%
November	11	676	7.89%
December	12	739	8.63%
	Total	8568	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.59	8	1.0	12.0	3.44	8560

Value label	Value	Absolute frequency	Relative frequency
missing	-9	9	0.09%
January	1	823	8.61%
February	2	696	7.28%
March	3	793	8.3%
April	4	771	8.07%
May	5	781	8.17%
June	6	762	7.97%
July	7	833	8.71%
August	8	807	8.44%
September	9	871	9.11%
October	10	818	8.56%
November	11	759	7.94%
December	12	836	8.75%
	Total	9559	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.58	9	1.0	12.0	3.45	9550

Value label	Value	Absolute frequency	Relative frequency
missing	-9	4	0.04%
January	1	874	8.48%
February	2	756	7.34%
March	3	875	8.49%
April	4	825	8.01%
May	5	846	8.21%
June	6	826	8.01%
July	7	913	8.86%
August	8	852	8.27%
September	9	927	8.99%
October	10	889	8.63%
November	11	815	7.91%
December	12	904	8.77%
	Total	10306	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.58	4	1.0	12.0	3.45	10302

Value label	Value	Absolute frequency	Relative frequency
missing	-9	23	0.2%
January	1	974	8.43%
February	2	873	7.56%
March	3	954	8.26%
April	4	919	7.96%
May	5	917	7.94%
June	6	929	8.04%
July	7	1018	8.82%
August	8	973	8.43%
September	9	1057	9.15%
October	10	948	8.21%
November	11	935	8.1%
December	12	1028	8.9%
	Total	11548	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.59	23	1.0	12.0	3.45	11525

Value label	Value	Absolute frequency	Relative frequency
missing	-9	28	0.22%
January	1	1063	8.46%
February	2	971	7.73%
March	3	1034	8.23%
April	4	975	7.76%
May	5	985	7.84%
June	6	1004	7.99%
July	7	1118	8.9%
August	8	1043	8.3%
September	9	1120	8.91%
October	10	1084	8.63%
November	11	1018	8.1%
December	12	1125	8.95%
	Total	12568	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.6	28	1.0	12.0	3.46	12540

Value label	Value	Absolute frequency	Relative frequency
missing	-9	50	0.38%
January	1	1098	8.44%
February	2	1011	7.77%
March	3	1065	8.18%
April	4	1012	7.78%
May	5	1014	7.79%
June	6	1034	7.94%
July	7	1162	8.93%
August	8	1098	8.44%
September	9	1153	8.86%
October	10	1080	8.3%
November	11	1062	8.16%
December	12	1176	9.04%
	Total	13015	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.6	50	1.0	12.0	3.47	12965

Value label	Value	Absolute frequency	Relative frequency
missing	-9	2	0.02%
January	1	1108	8.59%
February	2	1023	7.93%
March	3	1022	7.92%
April	4	1017	7.88%
May	5	1045	8.1%
June	6	1080	8.37%
July	7	1136	8.81%
August	8	1089	8.44%
September	9	1129	8.75%
October	10	1075	8.33%
November	11	1037	8.04%
December	12	1135	8.8%
	Total	12898	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.56	2	1.0	12.0	3.46	12896

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.01%
January	1	1227	8.67%
February	2	1097	7.75%
March	3	1109	7.84%
April	4	1124	7.94%
May	5	1158	8.18%
June	6	1171	8.28%
July	7	1264	8.93%
August	8	1194	8.44%
September	9	1238	8.75%
October	10	1182	8.35%
November	11	1137	8.04%
December	12	1246	8.81%
	Total	14148	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.57	1	1.0	12.0	3.45	14147

Value label	Value	Absolute frequency	Relative frequency
missing	-9	11	0.07%
January	1	1352	8.71%
February	2	1230	7.92%
March	3	1218	7.85%
April	4	1247	8.03%
May	5	1246	8.03%
June	6	1280	8.25%
July	7	1365	8.79%
August	8	1329	8.56%
September	9	1337	8.61%
October	10	1305	8.41%
November	11	1264	8.14%
December	12	1339	8.63%
	Total	15523	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.55	11	1.0	12.0	3.46	15512

Value label	Value	Absolute frequency	Relative frequency
missing	-9	9	0.05%
January	1	1502	8.76%
February	2	1359	7.93%
March	3	1312	7.66%
April	4	1369	7.99%
May	5	1381	8.06%
June	6	1395	8.14%
July	7	1499	8.75%
August	8	1481	8.64%
September	9	1485	8.66%
October	10	1477	8.62%
November	11	1383	8.07%
December	12	1486	8.67%
	Total	17138	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.56	9	1.0	12.0	3.46	17129

Value label	Value	Absolute frequency	Relative frequency
missing	-9	13	0.07%
January	1	1524	8.55%
February	2	1437	8.06%
March	3	1332	7.47%
April	4	1432	8.03%
May	5	1478	8.29%
June	6	1434	8.04%
July	7	1548	8.68%
August	8	1540	8.64%
September	9	1553	8.71%
October	10	1583	8.88%
November	11	1420	7.97%
December	12	1533	8.6%
	Total	17827	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.57	13	1.0	12.0	3.45	17814

Value label	Value	Absolute frequency	Relative frequency
missing	-9	539	0.97%
January	1	4707	8.5%
February	2	4256	7.68%
March	3	4745	8.56%
April	4	4697	8.48%
May	5	4731	8.54%
June	6	4571	8.25%
July	7	4756	8.58%
August	8	4623	8.34%
September	9	4560	8.23%
October	10	4670	8.43%
November	11	4193	7.57%
December	12	4353	7.86%
	Total	55401	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.45	539	1.0	12.0	3.42	54862

Value label	Value	Absolute frequency	Relative frequency
missing	-9	25	0.06%
January	1	3589	8.63%
February	2	3258	7.83%
March	3	3583	8.61%
April	4	3589	8.63%
May	5	3539	8.51%
June	6	3424	8.23%
July	7	3692	8.87%
August	8	3487	8.38%
September	9	3461	8.32%
October	10	3483	8.37%
November	11	3162	7.6%
December	12	3309	7.95%
	Total	41601	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.44	25	1.0	12.0	3.42	41576

Value label	Value	Absolute frequency	Relative frequency
missing	-9	20	0.05%
January	1	3777	8.67%
February	2	3423	7.86%
March	3	3721	8.54%
April	4	3799	8.72%
May	5	3713	8.52%
June	6	3589	8.24%
July	7	3804	8.73%
August	8	3642	8.36%
September	9	3635	8.34%
October	10	3662	8.4%
November	11	3343	7.67%
December	12	3449	7.91%
	Total	43577	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.44	20	1.0	12.0	3.42	43557

Value label	Value	Absolute frequency	Relative frequency
missing	-9	22	0.05%
January	1	4105	8.74%
February	2	3651	7.77%
March	3	4016	8.55%
April	4	4085	8.7%
May	5	3998	8.51%
June	6	3859	8.22%
July	7	4035	8.59%
August	8	3930	8.37%
September	9	3927	8.36%
October	10	3937	8.38%
November	11	3615	7.7%
December	12	3785	8.06%
	Total	46965	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.44	22	1.0	12.0	3.43	46943

Value label	Value	Absolute frequency	Relative frequency
missing	-9	21	0.04%
January	1	4345	8.67%
February	2	3903	7.79%
March	3	4293	8.57%
April	4	4383	8.75%
May	5	4267	8.51%
June	6	4095	8.17%
July	7	4326	8.63%
August	8	4182	8.35%
September	9	4159	8.3%
October	10	4187	8.36%
November	11	3866	7.71%
December	12	4086	8.15%
	Total	50113	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.45	21	1.0	12.0	3.43	50092

Value label	Value	Absolute frequency	Relative frequency
missing	-9	20	0.04%
January	1	4618	8.76%
February	2	4113	7.81%
March	3	4520	8.58%
April	4	4577	8.69%
May	5	4492	8.52%
June	6	4371	8.3%
July	7	4536	8.61%
August	8	4352	8.26%
September	9	4361	8.28%
October	10	4426	8.4%
November	11	4050	7.69%
December	12	4258	8.08%
	Total	52694	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.44	20	1.0	12.0	3.43	52674

Value label	Value	Absolute frequency	Relative frequency
missing	-9	50	0.09%
January	1	4977	8.79%
February	2	4419	7.81%
March	3	4813	8.5%
April	4	4874	8.61%
May	5	4812	8.5%
June	6	4664	8.24%
July	7	4879	8.62%
August	8	4652	8.22%
September	9	4721	8.34%
October	10	4707	8.32%
November	11	4338	7.66%
December	12	4702	8.31%
	Total	56608	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.45	50	1.0	12.0	3.44	56558

Value label	Value	Absolute frequency	Relative frequency
missing	-9	69	0.12%
January	1	5262	8.78%
February	2	4698	7.84%
March	3	5126	8.55%
April	4	5084	8.48%
May	5	5069	8.46%
June	6	4946	8.25%
July	7	5211	8.69%
August	8	4980	8.31%
September	9	4948	8.25%
October	10	5019	8.37%
November	11	4592	7.66%
December	12	4937	8.24%
	Total	59941	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.45	69	1.0	12.0	3.44	59872

Value label	Value	Absolute frequency	Relative frequency
missing	-9	188	0.29%
January	1	5691	8.79%
February	2	5087	7.86%
March	3	5444	8.41%
April	4	5473	8.46%
May	5	5427	8.39%
June	6	5300	8.19%
July	7	5643	8.72%
August	8	5352	8.27%
September	9	5396	8.34%
October	10	5336	8.25%
November	11	4927	7.61%
December	12	5448	8.42%
	Total	64712	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.46	188	1.0	12.0	3.45	64524

Value label	Value	Absolute frequency	Relative frequency
missing	-9	13	0.02%
January	1	5378	8.74%
February	2	4966	8.07%
March	3	5263	8.56%
April	4	5187	8.43%
May	5	5233	8.51%
June	6	5162	8.39%
July	7	5262	8.55%
August	8	5202	8.46%
September	9	5025	8.17%
October	10	5133	8.34%
November	11	4689	7.62%
December	12	4999	8.13%
	Total	61512	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.43	13	1.0	12.0	3.44	61499

Value label	Value	Absolute frequency	Relative frequency
missing	-9	13	0.02%
January	1	5805	8.85%
February	2	5195	7.92%
March	3	5645	8.6%
April	4	5528	8.42%
May	5	5571	8.49%
June	6	5501	8.38%
July	7	5658	8.62%
August	8	5554	8.46%
September	9	5367	8.18%
October	10	5430	8.27%
November	11	5015	7.64%
December	12	5344	8.14%
	Total	65626	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.43	13	1.0	12.0	3.44	65613

Value label	Value	Absolute frequency	Relative frequency
missing	-9	26	0.04%
January	1	6260	8.86%
February	2	5647	7.99%
March	3	6062	8.58%
April	4	5972	8.45%
May	5	6006	8.5%
June	6	5897	8.34%
July	7	6015	8.51%
August	8	5984	8.47%
September	9	5779	8.18%
October	10	5840	8.26%
November	11	5444	7.7%
December	12	5739	8.12%
	Total	70671	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.43	26	1.0	12.0	3.44	70645

Value label	Value	Absolute frequency	Relative frequency
missing	-9	30	0.04%
January	1	6891	8.89%
February	2	6175	7.97%
March	3	6640	8.57%
April	4	6500	8.39%
May	5	6596	8.51%
June	6	6521	8.41%
July	7	6634	8.56%
August	8	6521	8.41%
September	9	6367	8.22%
October	10	6493	8.38%
November	11	5886	7.6%
December	12	6241	8.05%
	Total	77495	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.43	30	1.0	12.0	3.44	77465

Value label	Value	Absolute frequency	Relative frequency
missing	-9	94	0.12%
January	1	6851	8.86%
February	2	6111	7.9%
March	3	6553	8.48%
April	4	6522	8.44%
May	5	6528	8.44%
June	6	6428	8.31%
July	7	6656	8.61%
August	8	6420	8.3%
September	9	6435	8.32%
October	10	6542	8.46%
November	11	5930	7.67%
December	12	6238	8.07%
	Total	77308	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.44	94	1.0	12.0	3.44	77214

Value label	Value	Absolute frequency	Relative frequency
missing	-9	123	0.35%
January	1	3047	8.59%
February	2	2761	7.78%
March	3	3163	8.92%
April	4	3046	8.59%
May	5	3027	8.53%
June	6	2996	8.45%
July	7	3102	8.75%
August	8	2906	8.19%
September	9	2879	8.12%
October	10	3004	8.47%
November	11	2639	7.44%
December	12	2778	7.83%
	Total	35471	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.41	123	1.0	12.0	3.42	35348

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.0%
January	1	2429	8.68%
February	2	2206	7.88%
March	3	2431	8.68%
April	4	2468	8.81%
May	5	2401	8.58%
June	6	2358	8.42%
July	7	2434	8.69%
August	8	2339	8.35%
September	9	2279	8.14%
October	10	2328	8.31%
November	11	2116	7.56%
December	12	2208	7.89%
	Total	27998	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.41	1	1.0	12.0	3.42	27997

Value label	Value	Absolute frequency	Relative frequency
January	1	2553	8.72%
February	2	2354	8.04%
March	3	2561	8.75%
April	4	2588	8.84%
May	5	2508	8.57%
June	6	2437	8.33%
July	7	2502	8.55%
August	8	2428	8.29%
September	9	2393	8.18%
October	10	2433	8.31%
November	11	2230	7.62%
December	12	2284	7.8%
	Total	29271	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.4	0	1.0	12.0	3.43	29271

Value label	Value	Absolute frequency	Relative frequency
missing	-9	4	0.01%
January	1	2821	8.81%
February	2	2540	7.94%
March	3	2802	8.75%
April	4	2847	8.89%
May	5	2713	8.48%
June	6	2636	8.24%
July	7	2711	8.47%
August	8	2649	8.28%
September	9	2625	8.2%
October	10	2680	8.37%
November	11	2441	7.63%
December	12	2539	7.93%
	Total	32008	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.41	4	1.0	12.0	3.43	32004

Value label	Value	Absolute frequency	Relative frequency
January	1	2980	8.68%
February	2	2713	7.91%
March	3	3016	8.79%
April	4	3061	8.92%
May	5	2970	8.65%
June	6	2841	8.28%
July	7	2947	8.59%
August	8	2836	8.26%
September	9	2792	8.14%
October	10	2832	8.25%
November	11	2624	7.65%
December	12	2707	7.89%
	Total	34319	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.4	0	1.0	12.0	3.42	34319

Value label	Value	Absolute frequency	Relative frequency
missing	-9	2	0.01%
January	1	3178	8.81%
February	2	2865	7.95%
March	3	3138	8.7%
April	4	3197	8.87%
May	5	3066	8.5%
June	6	3004	8.33%
July	7	3052	8.46%
August	8	2969	8.23%
September	9	2915	8.08%
October	10	3029	8.4%
November	11	2765	7.67%
December	12	2878	7.98%
	Total	36058	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.41	2	1.0	12.0	3.44	36056

Value label	Value	Absolute frequency	Relative frequency
January	1	3495	8.89%
February	2	3105	7.9%
March	3	3395	8.64%
April	4	3428	8.72%
May	5	3398	8.65%
June	6	3278	8.34%
July	7	3349	8.52%
August	8	3209	8.17%
September	9	3149	8.01%
October	10	3303	8.41%
November	11	2990	7.61%
December	12	3195	8.13%
	Total	39294	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.41	0	1.0	12.0	3.44	39294

Value label	Value	Absolute frequency	Relative frequency
missing	-9	4	0.01%
January	1	3705	8.79%
February	2	3353	7.95%
March	3	3662	8.68%
April	4	3671	8.71%
May	5	3627	8.6%
June	6	3503	8.31%
July	7	3631	8.61%
August	8	3492	8.28%
September	9	3389	8.04%
October	10	3517	8.34%
November	11	3195	7.58%
December	12	3421	8.11%
	Total	42170	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.41	4	1.0	12.0	3.44	42166

Value label	Value	Absolute frequency	Relative frequency
missing	-9	25	0.06%
January	1	4013	8.88%
February	2	3566	7.89%
March	3	3910	8.65%
April	4	3900	8.63%
May	5	3866	8.55%
June	6	3774	8.35%
July	7	3893	8.61%
August	8	3726	8.24%
September	9	3659	8.1%
October	10	3775	8.35%
November	11	3416	7.56%
December	12	3669	8.12%
	Total	45192	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.42	25	1.0	12.0	3.44	45167

Value label	Value	Absolute frequency	Relative frequency
January	1	3956	8.82%
February	2	3590	8.01%
March	3	3940	8.79%
April	4	3866	8.62%
May	5	3859	8.61%
June	6	3749	8.36%
July	7	3817	8.51%
August	8	3782	8.43%
September	9	3605	8.04%
October	10	3770	8.41%
November	11	3385	7.55%
December	12	3518	7.85%
	Total	44837	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.4	0	1.0	12.0	3.43	44837

Value label	Value	Absolute frequency	Relative frequency
January	1	4155	8.83%
February	2	3731	7.93%
March	3	4224	8.97%
April	4	4013	8.52%
May	5	4029	8.56%
June	6	3947	8.38%
July	7	4008	8.51%
August	8	3990	8.48%
September	9	3767	8.0%
October	10	3927	8.34%
November	11	3535	7.51%
December	12	3748	7.96%
	Total	47074	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.4	0	1.0	12.0	3.43	47074

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.0%
January	1	4371	8.8%
February	2	3959	7.97%
March	3	4424	8.9%
April	4	4262	8.58%
May	5	4269	8.59%
June	6	4154	8.36%
July	7	4211	8.47%
August	8	4156	8.36%
September	9	4018	8.09%
October	10	4130	8.31%
November	11	3759	7.56%
December	12	3978	8.01%
	Total	49692	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.4	1	1.0	12.0	3.43	49691

Value label	Value	Absolute frequency	Relative frequency
missing	-9	3	0.01%
January	1	4821	8.83%
February	2	4344	7.96%
March	3	4891	8.96%
April	4	4675	8.57%
May	5	4714	8.64%
June	6	4604	8.44%
July	7	4617	8.46%
August	8	4556	8.35%
September	9	4440	8.14%
October	10	4517	8.28%
November	11	4096	7.51%
December	12	4290	7.86%
	Total	54568	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.39	3	1.0	12.0	3.43	54565

Value label	Value	Absolute frequency	Relative frequency
missing	-9	5	0.01%
January	1	4543	8.91%
February	2	4035	7.91%
March	3	4553	8.93%
April	4	4359	8.55%
May	5	4366	8.56%
June	6	4280	8.39%
July	7	4338	8.51%
August	8	4182	8.2%
September	9	4144	8.13%
October	10	4230	8.3%
November	11	3888	7.62%
December	12	4071	7.98%
	Total	50994	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.4	5	1.0	12.0	3.44	50989

Value label	Value	Absolute frequency	Relative frequency
missing	-9	946	0.57%
[Value >= 0]	1	166262	99.43%
	Total	167208	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.19	946	-20.0	12.0	10.23	166262

Value label	Value	Absolute frequency	Relative frequency
missing	-9	4	0.25%
January	1	155	9.55%
February	2	122	7.52%
March	3	136	8.38%
April	4	133	8.19%
May	5	135	8.32%
June	6	131	8.07%
July	7	103	6.35%
August	8	147	9.06%
September	9	149	9.18%
October	10	133	8.19%
November	11	140	8.63%
December	12	135	8.32%
	Total	1623	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.5	4	1.0	12.0	3.5	1619

Value label	Value	Absolute frequency	Relative frequency
January	1	141	7.98%
February	2	128	7.25%
March	3	155	8.78%
April	4	143	8.1%
May	5	121	6.85%
June	6	140	7.93%
July	7	166	9.4%
August	8	144	8.15%
September	9	179	10.14%
October	10	151	8.55%
November	11	150	8.49%
December	12	148	8.38%
	Total	1766	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.65	0	1.0	12.0	3.43	1766

Value label	Value	Absolute frequency	Relative frequency
January	1	136	8.18%
February	2	113	6.79%
March	3	144	8.66%
April	4	138	8.3%
May	5	131	7.88%
June	6	121	7.28%
July	7	139	8.36%
August	8	147	8.84%
September	9	154	9.26%
October	10	139	8.36%
November	11	140	8.42%
December	12	161	9.68%
	Total	1663	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.69	0	1.0	12.0	3.47	1663

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.05%
January	1	184	8.76%
February	2	149	7.1%
March	3	180	8.57%
April	4	168	8.0%
May	5	143	6.81%
June	6	170	8.1%
July	7	180	8.57%
August	8	177	8.43%
September	9	187	8.9%
October	10	206	9.81%
November	11	170	8.1%
December	12	185	8.81%
	Total	2100	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.64	1	1.0	12.0	3.48	2099

Value label	Value	Absolute frequency	Relative frequency
missing	-9	2	0.08%
January	1	199	7.94%
February	2	184	7.34%
March	3	185	7.38%
April	4	217	8.66%
May	5	185	7.38%
June	6	193	7.7%
July	7	231	9.22%
August	8	224	8.94%
September	9	224	8.94%
October	10	224	8.94%
November	11	210	8.38%
December	12	228	9.1%
	Total	2506	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.7	2	1.0	12.0	3.44	2504

Value label	Value	Absolute frequency	Relative frequency
January	1	260	9.22%
February	2	205	7.27%
March	3	214	7.59%
April	4	221	7.83%
May	5	235	8.33%
June	6	222	7.87%
July	7	246	8.72%
August	8	220	7.8%
September	9	266	9.43%
October	10	266	9.43%
November	11	214	7.59%
December	12	252	8.93%
	Total	2821	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.6	0	1.0	12.0	3.47	2821

Value label	Value	Absolute frequency	Relative frequency
January	1	282	8.62%
February	2	271	8.28%
March	3	259	7.92%
April	4	255	7.79%
May	5	236	7.21%
June	6	270	8.25%
July	7	285	8.71%
August	8	278	8.5%
September	9	305	9.32%
October	10	288	8.8%
November	11	258	7.89%
December	12	285	8.71%
	Total	3272	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.58	0	1.0	12.0	3.47	3272

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.03%
January	1	310	8.54%
February	2	310	8.54%
March	3	262	7.22%
April	4	295	8.13%
May	5	280	7.71%
June	6	283	7.8%
July	7	305	8.4%
August	8	302	8.32%
September	9	350	9.64%
October	10	333	9.17%
November	11	279	7.69%
December	12	320	8.82%
	Total	3630	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.6	1	1.0	12.0	3.47	3629

Value label	Value	Absolute frequency	Relative frequency
January	1	308	8.9%
February	2	272	7.86%
March	3	268	7.74%
April	4	264	7.63%
May	5	272	7.86%
June	6	270	7.8%
July	7	320	9.25%
August	8	295	8.52%
September	9	332	9.59%
October	10	299	8.64%
November	11	262	7.57%
December	12	299	8.64%
	Total	3461	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.57	0	1.0	12.0	3.45	3461

Value label	Value	Absolute frequency	Relative frequency
January	1	298	8.15%
February	2	308	8.43%
March	3	258	7.06%
April	4	315	8.62%
May	5	324	8.86%
June	6	288	7.88%
July	7	341	9.33%
August	8	319	8.73%
September	9	314	8.59%
October	10	270	7.39%
November	11	298	8.15%
December	12	322	8.81%
	Total	3655	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.54	0	1.0	12.0	3.43	3655

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.02%
January	1	343	8.48%
February	2	346	8.55%
March	3	293	7.24%
April	4	336	8.31%
May	5	344	8.5%
June	6	318	7.86%
July	7	346	8.55%
August	8	366	9.05%
September	9	349	8.63%
October	10	322	7.96%
November	11	335	8.28%
December	12	346	8.55%
	Total	4045	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.54	1	1.0	12.0	3.45	4044

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.02%
January	1	360	8.13%
February	2	362	8.18%
March	3	353	7.97%
April	4	353	7.97%
May	5	406	9.17%
June	6	357	8.06%
July	7	388	8.76%
August	8	375	8.47%
September	9	364	8.22%
October	10	364	8.22%
November	11	379	8.56%
December	12	365	8.24%
	Total	4427	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.53	1	1.0	12.0	3.43	4426

Value label	Value	Absolute frequency	Relative frequency
January	1	429	8.55%
February	2	399	7.95%
March	3	385	7.67%
April	4	400	7.97%
May	5	448	8.93%
June	6	405	8.07%
July	7	427	8.51%
August	8	456	9.09%
September	9	432	8.61%
October	10	422	8.41%
November	11	403	8.03%
December	12	412	8.21%
	Total	5018	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.53	0	1.0	12.0	3.43	5018

Value label	Value	Absolute frequency	Relative frequency
missing	-9	3	0.06%
January	1	438	8.94%
February	2	376	7.68%
March	3	384	7.84%
April	4	401	8.19%
May	5	439	8.96%
June	6	395	8.06%
July	7	425	8.68%
August	8	408	8.33%
September	9	415	8.47%
October	10	423	8.63%
November	11	376	7.68%
December	12	416	8.49%
	Total	4899	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
6.5	3	1.0	12.0	3.45	4896

Code creator
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Create your own Stata code to extract data from the main end user licence Understanding Society dataset. Find out more

dobm_dv

Datafiles

Index terms

Derived variable note:

Derived variable note:

Code creator
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Saved variables

What else is Understanding Society doing?

Children’s worries include good grades and rising prices

Calendar Year 2023 data now available

Professor Annette Jäckle debates survey methods on BBC Radio 4

Young people’s aspirations rise with parents’ income

Email newsletter

Datafiles

Index terms

Derived variable note:

Derived variable note:

Wave 14 (n_dobm_dv child)

Wave 13 (m_dobm_dv child)

Wave 12 (l_dobm_dv child)

Wave 11 (k_dobm_dv child)

Wave 10 (j_dobm_dv child)

Wave 9 (i_dobm_dv child)

Wave 8 (h_dobm_dv child)

Wave 7 (g_dobm_dv child)

Wave 6 (f_dobm_dv child)

Wave 5 (e_dobm_dv child)

Wave 4 (d_dobm_dv child)

Wave 3 (c_dobm_dv child)

Wave 2 (b_dobm_dv child)

Wave 1 (a_dobm_dv child)

Wave 14 (n_dobm_dv indall)

Wave 13 (m_dobm_dv indall)

Wave 12 (l_dobm_dv indall)

Wave 11 (k_dobm_dv indall)

Wave 10 (j_dobm_dv indall)

Wave 9 (i_dobm_dv indall)

Wave 8 (h_dobm_dv indall)

Wave 7 (g_dobm_dv indall)

Wave 6 (f_dobm_dv indall)

Wave 5 (e_dobm_dv indall)

Wave 4 (d_dobm_dv indall)

Wave 3 (c_dobm_dv indall)

Wave 2 (b_dobm_dv indall)

Wave 1 (a_dobm_dv indall)

Wave 14 (n_dobm_dv indresp)

Wave 13 (m_dobm_dv indresp)

Wave 12 (l_dobm_dv indresp)

Wave 11 (k_dobm_dv indresp)

Wave 10 (j_dobm_dv indresp)

Wave 9 (i_dobm_dv indresp)

Wave 8 (h_dobm_dv indresp)

Wave 7 (g_dobm_dv indresp)

Wave 6 (f_dobm_dv indresp)

Wave 5 (e_dobm_dv indresp)

Wave 4 (d_dobm_dv indresp)

Wave 3 (c_dobm_dv indresp)

Wave 2 (b_dobm_dv indresp)

Wave 1 (a_dobm_dv indresp)

Wave xwave (dobm_dv xwavedat)

Wave 14 (n_dobm_dv youth)

Wave 13 (m_dobm_dv youth)

Wave 12 (l_dobm_dv youth)

Wave 11 (k_dobm_dv youth)

Wave 10 (j_dobm_dv youth)

Wave 9 (i_dobm_dv youth)

Wave 8 (h_dobm_dv youth)

Wave 7 (g_dobm_dv youth)

Wave 6 (f_dobm_dv youth)

Wave 5 (e_dobm_dv youth)

Wave 4 (d_dobm_dv youth)

Wave 3 (c_dobm_dv youth)

Wave 2 (b_dobm_dv youth)

Wave 1 (a_dobm_dv youth)

Code creator 0

Saved variables

What else is Understanding Society doing?

Children’s worries include good grades and rising prices

Calendar Year 2023 data now available

Professor Annette Jäckle debates survey methods on BBC Radio 4

Young people’s aspirations rise with parents’ income

Email newsletter

Code creator
0