| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2160 |
85%
|
| 2 | 1 time | 228 |
9%
|
| 3 | 2 or 3 times | 76 |
3%
|
| 4 | 4 or 5 times | 52 |
2%
|
| 5 | 6 or more times | 25 |
1%
|
| Sysmiss | 38 |