| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1282 |
87.7%
|
| 2 | 1 or 2 times | 101 |
6.9%
|
| 3 | 3 to 9 times | 43 |
2.9%
|
| 4 | 10 or more times | 36 |
2.5%
|
| Sysmiss | 44 |