| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1918 |
87.2%
|
| 2 | 1-2 | 126 |
5.7%
|
| 3 | 3-4 | 50 |
2.3%
|
| 4 | 5-6 | 24 |
1.1%
|
| 5 | 7 | 82 |
3.7%
|
| Sysmiss | 8 |