| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.1%
|
| 0 | Never | 1761 |
73.4%
|
| 1 | Less than once a year | 78 |
3.3%
|
| 2 | At least once a year | 94 |
3.9%
|
| 3 | At least every 6 months | 78 |
3.3%
|
| 4 | At least every 3 months | 155 |
6.5%
|
| 5 | At least once a month | 231 |
9.6%
|
| 9 | Don't know | 1 |
0%
|
| 98 | Refused | 0 |
0%
|