| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2525 |
68.6%
|
| 2 | 1 time | 646 |
17.5%
|
| 3 | 2 or 3 times | 339 |
9.2%
|
| 4 | 4 or 5 times | 84 |
2.3%
|
| 5 | 6 or more times | 88 |
2.4%
|
| Sysmiss | 114 |