| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1325 |
96.6%
|
| 1 | Once | 31 |
2.3%
|
| 2 | Few | 14 |
1%
|
| 3 | Many | 2 |
0.1%
|
| Sysmiss | 5649 |