| Value |
Category |
| 1 |
Near the dwelling |
| 2 |
10 minutes |
| 3 |
20 minutes |
| 4 |
30 minutes |
| 5 |
40 minutes |
| 6 |
50 minutes |
| 7 |
60 minutes or more |
| Sysmiss |
|
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.