| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 3609 |
67.1%
|
| 2 | 1-2 | 843 |
15.7%
|
| 3 | 3-4 | 312 |
5.8%
|
| 4 | 5-6 | 128 |
2.4%
|
| 5 | 7 | 487 |
9.1%
|
| Sysmiss | 30 |