| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 47 |
81%
|
| 1 | Once | 8 |
13.8%
|
| 2 | Few | 2 |
3.4%
|
| 3 | Many | 1 |
1.7%
|
| Sysmiss | 7802 |