| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 814 |
65%
|
| 2 | 1 or 2 times | 297 |
23.7%
|
| 3 | 3 to 9 times | 91 |
7.3%
|
| 4 | 10 or more times | 51 |
4.1%
|
| Sysmiss | 23 |