| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 144 |
68.6%
|
| 2 | 1 or 2 times | 50 |
23.8%
|
| 3 | 3 to 9 times | 11 |
5.2%
|
| 4 | 10 or more times | 5 |
2.4%
|
| Sysmiss | 2 |