| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1074 |
96.1%
|
| 1 | Once | 25 |
2.2%
|
| 2 | Few | 10 |
0.9%
|
| 3 | Many | 9 |
0.8%
|
| Sysmiss | 2481 |