| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1442 |
79.7%
|
| 2 | 1 or 2 times | 249 |
13.8%
|
| 3 | 3 to 9 times | 73 |
4%
|
| 4 | 10 or more times | 45 |
2.5%
|
| Sysmiss | 36 |