| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 869 |
81.2%
|
| 2 | 1 or 2 times | 77 |
7.2%
|
| 3 | 3 to 9 times | 61 |
5.7%
|
| 4 | 10 to 19 times | 20 |
1.9%
|
| 5 | 20 or more times | 43 |
4%
|
| Sysmiss | 56 |