| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1239 |
59.9%
|
| 2 | 1 or 2 times | 579 |
28%
|
| 3 | 3 to 9 times | 180 |
8.7%
|
| 4 | 10 or more times | 71 |
3.4%
|
| Sysmiss | 24 |