| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 7 |
0.6%
|
| 0 | Never | 881 |
73.5%
|
| 1 | Rarely | 115 |
9.6%
|
| 2 | Often | 68 |
5.7%
|
| 3 | Always | 80 |
6.7%
|
| 9 | Don't know | 48 |
4%
|
| 998 | Refused | 0 |
0%
|