| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 2124 |
90.9%
|
| 2 | Once | 101 |
4.3%
|
| 3 | Few times | 86 |
3.7%
|
| 4 | Many times | 25 |
1.1%
|
| Sysmiss | 17664 |