| Value | Category | Cases | |
|---|---|---|---|
| 0 | 150 |
1.2%
|
|
| 1 | 228 |
1.8%
|
|
| 2 | 458 |
3.5%
|
|
| 3 | 1103 |
8.5%
|
|
| 4 | 1832 |
14.1%
|
|
| 5 | 2734 |
21.1%
|
|
| 6 | 3673 |
28.3%
|
|
| 7 | 2787 |
21.5%
|
|
| Sysmiss | 3605 |