| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2219 |
80.4%
|
| 2 | 1 time | 294 |
10.7%
|
| 3 | 2 or 3 times | 162 |
5.9%
|
| 4 | 4 or 5 times | 41 |
1.5%
|
| 5 | 6 or more times | 44 |
1.6%
|
| Sysmiss | 38 |