| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 131 |
11%
|
| 1 | Rarely | 246 |
20.7%
|
| 2 | Often | 498 |
41.8%
|
| 3 | Always | 213 |
17.9%
|
| 9 | Don't know | 102 |
8.6%
|
| 998 | Refused | 0 |
0%
|