| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 2103 |
87.6%
|
| 1 | Less than once a year | 52 |
2.2%
|
| 2 | At least once a year | 62 |
2.6%
|
| 3 | At least every 6 months | 41 |
1.7%
|
| 4 | At least every 3 months | 66 |
2.8%
|
| 5 | At least once a month | 57 |
2.4%
|
| 9 | Don't know | 19 |
0.8%
|
| 98 | Refused | 0 |
0%
|