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Mainstage Variable

age12

Age at 1.12.99

Datafiles

Index term

Socio-demographic Characteristics

Mean	Number Missing	Min	Max	Std Dev	N
38.51	0	0	101.0	23.0	20177

Mean	Number Missing	Min	Max	Std Dev	N
38.28	0	0	100.0	23.0	20715

Mean	Number Missing	Min	Max	Std Dev	N
37.91	0	0	99.0	22.79	21389

Mean	Number Missing	Min	Max	Std Dev	N
37.6	0	0	99.0	22.72	21730

Mean	Number Missing	Min	Max	Std Dev	N
37.49	0	0	99.0	22.66	22127

Mean	Number Missing	Min	Max	Std Dev	N
37.25	0	0	99.0	22.64	22574

Mean	Number Missing	Min	Max	Std Dev	N
36.93	0	0	104.0	22.58	23435

Value label	Value	Absolute frequency	Relative frequency
missing	-9	3	0.01%
[Value >= 0]	1	26583	99.99%
	Total	26586	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
36.7	3	0	103.0	22.63	26583

Mean	Number Missing	Min	Max	Std Dev	N
36.78	0	0	102.0	22.68	21602

Mean	Number Missing	Min	Max	Std Dev	N
36.93	0	0	101.0	22.71	21566

Mean	Number Missing	Min	Max	Std Dev	N
36.66	0	0	100.0	22.69	14835

Value label	Value	Absolute frequency	Relative frequency
missing	-9	2	0.01%
[Value >= 0]	1	15040	99.99%
	Total	15042	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
36.54	2	0	99.0	22.67	15040

Mean	Number Missing	Min	Max	Std Dev	N
36.03	0	0	98.0	22.19	12720

Mean	Number Missing	Min	Max	Std Dev	N
36.13	0	0	97.0	22.26	12549

Mean	Number Missing	Min	Max	Std Dev	N
35.92	0	0	96.0	22.2	12851

Mean	Number Missing	Min	Max	Std Dev	N
35.92	0	0	95.0	22.18	13104

Mean	Number Missing	Min	Max	Std Dev	N
35.9	0	0	97.0	22.32	13151

Mean	Number Missing	Min	Max	Std Dev	N
36.08	0	0	97.0	22.51	13840

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.01%
[Value >= 0]	1	14418	99.99%
	Total	14419	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
46.92	1	15.0	101.0	18.94	14418

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.01%
[Value >= 0]	1	14872	99.99%
	Total	14873	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
46.67	1	15.0	100.0	18.92	14872

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.01%
[Value >= 0]	1	15391	99.99%
	Total	15392	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
46.34	1	16.0	99.0	18.81	15391

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.01%
[Value >= 0]	1	15616	99.99%
	Total	15617	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
46.09	1	15.0	99.0	18.7	15616

Mean	Number Missing	Min	Max	Std Dev	N
46.16	0	16.0	98.0	18.54	15791

Mean	Number Missing	Min	Max	Std Dev	N
45.92	0	15.0	99.0	18.53	16238

Mean	Number Missing	Min	Max	Std Dev	N
45.75	0	15.0	98.0	18.45	16597

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.01%
[Value >= 0]	1	18866	99.99%
	Total	18867	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
45.58	1	16.0	97.0	18.56	18866

Mean	Number Missing	Min	Max	Std Dev	N
45.51	0	15.0	102.0	18.6	15603

Value label	Value	Absolute frequency	Relative frequency
missing	-9	4	0.03%
[Value >= 0]	1	15619	99.97%
	Total	15623	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
45.54	4	15.0	101.0	18.65	15619

Mean	Number Missing	Min	Max	Std Dev	N
45.13	0	16.0	100.0	18.74	10906

Mean	Number Missing	Min	Max	Std Dev	N
44.85	0	15.0	99.0	18.74	11193

Mean	Number Missing	Min	Max	Std Dev	N
43.87	0	16.0	98.0	18.47	9438

Mean	Number Missing	Min	Max	Std Dev	N
44.15	0	16.0	97.0	18.49	9249

Mean	Number Missing	Min	Max	Std Dev	N
43.96	0	15.0	96.0	18.44	9481

Mean	Number Missing	Min	Max	Std Dev	N
44.01	0	15.0	95.0	18.39	9600

Mean	Number Missing	Min	Max	Std Dev	N
44.08	0	15.0	97.0	18.46	9845

Mean	Number Missing	Min	Max	Std Dev	N
44.52	0	15.0	97.0	18.47	10264

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The Study is led by a team at the Institute for Social and Economic Research (ISER) at the University of Essex.