| Value | Category | Cases | |
|---|---|---|---|
| 0 | 10 |
1.1%
|
|
| 1 | 4 |
0.4%
|
|
| 2 | 11 |
1.2%
|
|
| 3 | 15 |
1.7%
|
|
| 4 | 80 |
8.8%
|
|
| 5 | 322 |
35.6%
|
|
| 6 | 299 |
33.1%
|
|
| 7 | 163 |
18%
|
|
| Sysmiss | 4 |