| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 924 |
53.6%
|
| 2 | 1 or 2 times | 492 |
28.5%
|
| 3 | 3 to 9 times | 237 |
13.7%
|
| 4 | 10 or more times | 72 |
4.2%
|
| Sysmiss | 12 |