| Value |
Category |
| -6 |
present job |
| -5 |
other |
| -4 |
missing data |
| -3 |
refused to answer |
| -2 |
not applicable |
| -1 |
do not know |
| 1 |
hour |
| 2 |
day |
| 3 |
week |
| 4 |
fortnight |
| 5 |
month |
| 6 |
year |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.