| Value | Category | Cases | |
|---|---|---|---|
| 0 | 731 |
4.4%
|
|
| 1 | 932 |
5.7%
|
|
| 2 | 1443 |
8.8%
|
|
| 3 | 1927 |
11.7%
|
|
| 4 | 2323 |
14.1%
|
|
| 5 | 3035 |
18.4%
|
|
| 6 | 3247 |
19.7%
|
|
| 7 | 2816 |
17.1%
|
|
| Sysmiss | 116 |