| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1915 |
55.9%
|
| 2 | 1 time | 586 |
17.1%
|
| 3 | 2 or 3 times | 406 |
11.9%
|
| 4 | 4 or 5 times | 148 |
4.3%
|
| 5 | 6 or 7 times | 80 |
2.3%
|
| 6 | 8 or 9 times | 61 |
1.8%
|
| 7 | 10 or 11 times | 36 |
1.1%
|
| 8 | 12 or more times | 193 |
5.6%
|
| Sysmiss | 43 |