miles driven last 12 months
Datafile
Variable note:
This variable is part of the "Field Work Compression Experiment". See the description of experiments in the IP User Guide.
Question asked in the latest wave:
environmentalbehaviour_ip13.carmiles
Question label:
Miles driven last 12 months
Question text:
About how many miles would you say you personally have driven in the last twelve months? If you drive more than one car owned by or available to your household please give the mileage for the car you drive most often.
Question universe:
if (ff_compressionw13 = 1|3) | ((ff_compressionw13 = 2|4) & (FWCINTRO.fwcintro = 1)) (Fieldwork compression experimental group 1 or 3 OR fieldwork compression experimental group 2 or 4 and has agreed to continue)
and if DEMOGRAPHICS.DRIVE = 1 | ff_drive = 1 (Has a full UK driving licence)
Question interviewer instructions:
IF DON’T KNOW/CAN’T REMEMBER PROBE FOR ESTIMATE ENTER NUMBER OF MILES
Further details:
For further details about this question, please see the questionnaires
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| missing | -9 | 5 | 0.22% |
| inapplicable | -8 | 889 | 39.21% |
| proxy | -7 | 15 | 0.66% |
| refusal | -2 | 9 | 0.4% |
| don't know | -1 | 88 | 3.88% |
| [Value >= 0] | 1 | 1261 | 55.62% |
| Total | 2267 | 100.0% |
| Mean | Number Missing | Min | Max | Std Dev | N |
|---|---|---|---|---|---|
| 5923.67 | 1006 | 0 | 120000.0 | 7300.59 | 1261 |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 411 | 21.98% |
| proxy | -7 | 82 | 4.39% |
| refusal | -2 | 1 | 0.05% |
| don't know | -1 | 55 | 2.94% |
| [Value >= 0] | 1 | 1321 | 70.64% |
| Total | 1870 | 100.0% |
| Mean | Number Missing | Min | Max | Std Dev | N |
|---|---|---|---|---|---|
| 7923.86 | 549 | 0 | 100000.0 | 9991.12 | 1321 |



