| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1473 |
81%
|
| 2 | 1 time | 208 |
11.4%
|
| 3 | 2 or 3 times | 70 |
3.9%
|
| 4 | 4 or 5 times | 39 |
2.1%
|
| 5 | 6 or more times | 28 |
1.5%
|
| Sysmiss | 54 |