| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2427 |
86.3%
|
| 2 | 1 time | 197 |
7%
|
| 3 | 2 or 3 times | 108 |
3.8%
|
| 4 | 4 or 5 times | 50 |
1.8%
|
| 5 | 6 or more times | 30 |
1.1%
|
| Sysmiss | 24 |