| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 50 |
0.1%
|
| 0 | Never | 42965 |
79.7%
|
| 1 | Less than once a year | 1716 |
3.2%
|
| 2 | At least once a year | 2176 |
4%
|
| 3 | At least every 6 months | 1639 |
3%
|
| 4 | At least every 3 months | 2118 |
3.9%
|
| 5 | At least once a month | 2776 |
5.1%
|
| 9 | Don't know | 495 |
0.9%
|
| 98 | Refused | 0 |
0%
|