| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1508 |
82%
|
| 2 | 1 or 2 times | 246 |
13.4%
|
| 3 | 3 to 9 times | 46 |
2.5%
|
| 4 | 10 or more times | 38 |
2.1%
|
| Sysmiss | 16 |