| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.1%
|
| 0 | Never | 239 |
10%
|
| 1 | Rarely | 800 |
33.4%
|
| 2 | Often | 977 |
40.7%
|
| 3 | Always | 306 |
12.8%
|
| 9 | Don't know | 73 |
3%
|
| 98 | Refused | 0 |
0%
|