| Value | Category | Cases | |
|---|---|---|---|
| 4 | 1 |
0.2%
|
|
| 6 | 3 |
0.7%
|
|
| 7 | 5 |
1.2%
|
|
| 8 | 14 |
3.4%
|
|
| 9 | 48 |
11.7%
|
|
| 10 | 135 |
32.9%
|
|
| 11 | 119 |
29%
|
|
| 12 | 84 |
20.5%
|
|
| 13 | 1 |
0.2%
|
|
| Sysmiss | 1233 |