| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 4601 |
82%
|
| 2 | 1 or 2 times | 782 |
13.9%
|
| 3 | 3 to 9 times | 134 |
2.4%
|
| 4 | 10 or more times | 96 |
1.7%
|
| Sysmiss | 44 |