| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2390 |
83.8%
|
| 2 | 1 or 2 times | 374 |
13.1%
|
| 3 | 3 to 9 times | 56 |
2%
|
| 4 | 10 or more times | 32 |
1.1%
|
| Sysmiss | 30 |