| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 4165 |
83.2%
|
| 2 | 1 or 2 times | 663 |
13.2%
|
| 3 | 3 to 9 times | 101 |
2%
|
| 4 | 10 or more times | 77 |
1.5%
|
| Sysmiss | 109 |