| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.1%
|
|
| 7 | 18 |
2.1%
|
|
| 8 | 76 |
8.7%
|
|
| 9 | 161 |
18.4%
|
|
| 10 | 144 |
16.5%
|
|
| 11 | 94 |
10.8%
|
|
| 12 | 86 |
9.8%
|
|
| 13 | 72 |
8.2%
|
|
| 14 | 50 |
5.7%
|
|
| 15 | 46 |
5.3%
|
|
| 16 | 38 |
4.3%
|
|
| 17 | 33 |
3.8%
|
|
| 18 | 32 |
3.7%
|
|
| 19 | 13 |
1.5%
|
|
| 20 | 9 |
1%
|
|
| 21 | 1 |
0.1%
|
|
| Sysmiss | 29 |