| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
0.5%
|
|
| 3 | 7 |
1.6%
|
|
| 3.8 | 1 |
0.2%
|
|
| 4 | 12 |
2.8%
|
|
| 5 | 138 |
32%
|
|
| 6 | 170 |
39.4%
|
|
| 7 | 84 |
19.5%
|
|
| 8 | 16 |
3.7%
|
|
| 9 | 1 |
0.2%
|
|
| Sysmiss | 15 |