| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1846 |
87.3%
|
| 2 | 1 or 2 times | 174 |
8.2%
|
| 3 | 3 to 9 times | 62 |
2.9%
|
| 4 | 10 or more times | 32 |
1.5%
|
| Sysmiss | 44 |