| Value | Category | Cases | |
|---|---|---|---|
| 4 | 11 |
1.8%
|
|
| 5 | 83 |
13.9%
|
|
| 6 | 166 |
27.8%
|
|
| 7 | 188 |
31.4%
|
|
| 8 | 70 |
11.7%
|
|
| 9 | 28 |
4.7%
|
|
| 10 | 20 |
3.3%
|
|
| 11 | 3 |
0.5%
|
|
| 12 | 5 |
0.8%
|
|
| 13 | 2 |
0.3%
|
|
| 14 | 1 |
0.2%
|
|
| 999 | 21 |
3.5%
|
|
| Sysmiss | 544 |