| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1561 |
78%
|
| 2 | 1 or 2 times | 310 |
15.5%
|
| 3 | 3 to 9 times | 76 |
3.8%
|
| 4 | 10 or more times | 55 |
2.7%
|
| Sysmiss | 14 |