| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1717 |
97.9%
|
| 1 | Once | 26 |
1.5%
|
| 2 | Few | 6 |
0.3%
|
| 3 | Many | 4 |
0.2%
|
| Sysmiss | 5277 |