| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 174 |
74.7%
|
| 2 | Once | 27 |
11.6%
|
| 3 | Few times | 25 |
10.7%
|
| 4 | Many times | 7 |
3%
|
| Sysmiss | 19767 |