| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1663 |
79.6%
|
| 2 | 1 or 2 times | 333 |
15.9%
|
| 3 | 3 to 9 times | 67 |
3.2%
|
| 4 | 10 or more times | 25 |
1.2%
|
| Sysmiss | 5 |