| Value | Category | Cases | |
|---|---|---|---|
| 0 | 325 |
3.8%
|
|
| 1 | 167 |
1.9%
|
|
| 2 | 367 |
4.2%
|
|
| 3 | 672 |
7.8%
|
|
| 4 | 1185 |
13.7%
|
|
| 5 | 1879 |
21.7%
|
|
| 6 | 1340 |
15.5%
|
|
| 7 | 2716 |
31.4%
|
|
| Sysmiss | 128 |