| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 803 |
67.5%
|
| 1 | Only Once | 157 |
13.2%
|
| 2 | A few times | 162 |
13.6%
|
| 3 | Often | 50 |
4.2%
|
| 9 | Don't know | 18 |
1.5%
|
| 998 | Refused | 0 |
0%
|