| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1724 |
97.6%
|
| 1 | Once | 27 |
1.5%
|
| 2 | Few | 13 |
0.7%
|
| 3 | Many | 3 |
0.2%
|
| Sysmiss | 5263 |