| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1.Often | 13 |
0.5%
|
| 2 | 2.Sometimes | 176 |
7.2%
|
| 3 | 3.Never | 2194 |
89.5%
|
| 8 | 8.Don't know | 68 |
2.8%
|
| 9 | 9.Missing | 1 |
0%
|
| Sysmiss | 2 |