| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.3%
|
| 0 | Never | 876 |
73%
|
| 1 | Less than once a year | 24 |
2%
|
| 2 | At least once a year | 33 |
2.8%
|
| 3 | At least every 6 months | 19 |
1.6%
|
| 4 | At least every 3 months | 53 |
4.4%
|
| 5 | At least once a month | 184 |
15.3%
|
| 9 | Don't know | 8 |
0.7%
|
| 98 | Refused | 0 |
0%
|