| Value |
Category |
| 1 |
Less than 500m |
| 2 |
500 - 1 km |
| 3 |
More than 1km |
| 7 |
Not recorded |
| 8 |
Not applicable |
| 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.