| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 945 |
78.8%
|
| 1 | Rarely | 148 |
12.3%
|
| 2 | Often | 55 |
4.6%
|
| 3 | Always | 19 |
1.6%
|
| 9 | Don't know | 33 |
2.8%
|
| 998 | Refused | 0 |
0%
|