| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1920 |
56.8%
|
| 2 | 1 time | 731 |
21.6%
|
| 3 | 2 or 3 times | 470 |
13.9%
|
| 4 | 4 or 5 times | 118 |
3.5%
|
| 5 | 6 or 7 times | 45 |
1.3%
|
| 6 | 8 or 9 times | 18 |
0.5%
|
| 7 | 10 or 11 times | 10 |
0.3%
|
| 8 | 12 or more times | 67 |
2%
|
| Sysmiss | 490 |