| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1447 |
63.2%
|
| 2 | 1 or 2 times | 479 |
20.9%
|
| 3 | 3 to 9 times | 241 |
10.5%
|
| 4 | 10 or more times | 123 |
5.4%
|
| Sysmiss | 66 |