| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1372 |
73.4%
|
| 2 | 1 or 2 times | 319 |
17.1%
|
| 3 | 3 to 9 times | 95 |
5.1%
|
| 4 | 10 or more times | 82 |
4.4%
|
| Sysmiss | 57 |