| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1099 |
69.1%
|
| 2 | 1 or 2 times | 305 |
19.2%
|
| 3 | 3 to 9 times | 116 |
7.3%
|
| 4 | 10 or more times | 70 |
4.4%
|
| Sysmiss | 16 |