| Value | Category | Cases | |
|---|---|---|---|
| 1 | Often | 4270 |
6%
|
| 2 | Sometimes | 2070 |
2.9%
|
| 3 | Never | 1803 |
2.5%
|
| 8 | Not applicable | 62366 |
87.7%
|
| 9 | Unspecified | 628 |
0.9%
|