| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1710 |
71.3%
|
| 1 | Less than once a year | 86 |
3.6%
|
| 2 | At least once a year | 93 |
3.9%
|
| 3 | At least every 6 months | 102 |
4.3%
|
| 4 | At least every 3 months | 137 |
5.7%
|
| 5 | At least once a month | 201 |
8.4%
|
| 9 | Don’t know | 71 |
3%
|
| 98 | Refused | 0 |
0%
|