| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2953 |
19.1%
|
|
| 1 | 2355 |
15.2%
|
|
| 2 | 3231 |
20.9%
|
|
| 3 | 2520 |
16.3%
|
|
| 4 | 1330 |
8.6%
|
|
| 5 | 1221 |
7.9%
|
|
| 6 | 881 |
5.7%
|
|
| 7 | 989 |
6.4%
|
|
| Sysmiss | 1 |