| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1035 |
67%
|
| 2 | 1 or 2 times | 313 |
20.3%
|
| 3 | 3 to 9 times | 112 |
7.2%
|
| 4 | 10 or more times | 85 |
5.5%
|
| Sysmiss | 78 |