| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always or almost always | 13439 |
4.3%
|
| 2 | Often | 23584 |
7.5%
|
| 3 | Sometimes | 55073 |
17.6%
|
| 4 | Never or rarely | 220282 |
70.5%
|
| 7 | N/A | 164776 | |
| 8 | Invalid | 476 | |
| 9 | Missing | 7860 |