| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1433 |
90.1%
|
| 2 | 1 or 2 times | 68 |
4.3%
|
| 3 | 3 to 9 times | 41 |
2.6%
|
| 4 | 10 or more times | 49 |
3.1%
|
| Sysmiss | 15 |