| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1061 |
74.4%
|
| 2 | 1 or 2 times | 263 |
18.4%
|
| 3 | 3 to 9 times | 58 |
4.1%
|
| 4 | 10 or more times | 44 |
3.1%
|
| Sysmiss | 55 |