| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1007 |
78%
|
| 2 | 1 or 2 times | 176 |
13.6%
|
| 3 | 3 to 9 times | 56 |
4.3%
|
| 4 | 10 or more times | 52 |
4%
|
| Sysmiss | 130 |