| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2033 |
86.3%
|
| 2 | 1 or 2 times | 219 |
9.3%
|
| 3 | 3 to 9 times | 70 |
3%
|
| 4 | 10 or more times | 34 |
1.4%
|
| Sysmiss | 66 |