| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always or almost always | 18351 |
5.9%
|
| 2 | Often | 35141 |
11.2%
|
| 3 | Sometimes | 75817 |
24.3%
|
| 4 | Never or rarely | 183262 |
58.6%
|
| 7 | N/A | 164777 | |
| 8 | Invalid | 504 | |
| 9 | Missing | 7638 |