| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 7949 |
64.1%
|
| 2 | 1-2 | 2115 |
17.1%
|
| 3 | 3-4 | 712 |
5.7%
|
| 4 | 5-6 | 556 |
4.5%
|
| 5 | 7 | 1063 |
8.6%
|
| Sysmiss | 190 |