| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 795 |
65.5%
|
| 2 | 1 or 2 times | 285 |
23.5%
|
| 3 | 3 to 9 times | 86 |
7.1%
|
| 4 | 10 or more times | 48 |
4%
|
| Sysmiss | 20 |