| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 263 |
11%
|
| 1 | Once or twice | 466 |
19.4%
|
| 2 | A few times | 415 |
17.3%
|
| 3 | Often | 324 |
13.5%
|
| 7 | Not applicable | 931 |
38.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 1 |
0%
|