| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 274 |
77.8%
|
| 2 | Once | 29 |
8.2%
|
| 3 | Few times | 32 |
9.1%
|
| 4 | Many times | 17 |
4.8%
|
| Sysmiss | 19648 |