| Value | Category | Cases | |
|---|---|---|---|
| 0 | 8 |
0.6%
|
|
| 1 | 17 |
1.2%
|
|
| 2 | 63 |
4.5%
|
|
| 3 | 185 |
13.3%
|
|
| 4 | 376 |
27.1%
|
|
| 5 | 378 |
27.3%
|
|
| 6 | 220 |
15.9%
|
|
| 7 | 95 |
6.9%
|
|
| 8 | 44 |
3.2%
|
|
| Sysmiss | 114 |