| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 683 |
64.6%
|
| 2 | 1 or 2 times | 224 |
21.2%
|
| 3 | 3 to 9 times | 91 |
8.6%
|
| 4 | 10 or more times | 59 |
5.6%
|
| Sysmiss | 60 |