| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 738 |
59.8%
|
| 2 | 1 or 2 times | 299 |
24.2%
|
| 3 | 3 to 9 times | 117 |
9.5%
|
| 4 | 10 or more times | 80 |
6.5%
|
| Sysmiss | 46 |