| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2763 |
87%
|
| 2 | 1 or 2 times | 238 |
7.5%
|
| 3 | 3 to 9 times | 92 |
2.9%
|
| 4 | 10 or more times | 84 |
2.6%
|
| Sysmiss | 156 |