| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1397 |
87.5%
|
| 2 | 1 time | 123 |
7.7%
|
| 3 | 2 or 3 times | 57 |
3.6%
|
| 4 | 4 or 5 times | 9 |
0.6%
|
| 5 | 6 or more times | 10 |
0.6%
|
| Sysmiss | 11 |