| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, always | 1033 |
4.9%
|
| 2 | Yes, sometimes | 1265 |
6.1%
|
| 3 | No, never | 18368 |
87.9%
|
| 9 | Unspecified | 242 |
1.2%
|