| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 781 |
59%
|
| 2 | 1 or 2 times | 313 |
23.7%
|
| 3 | 3 to 9 times | 141 |
10.7%
|
| 4 | 10 or more times | 88 |
6.7%
|
| Sysmiss | 33 |