| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.1%
|
|
| 10 | 12 |
1.4%
|
|
| 11 | 139 |
15.7%
|
|
| 12 | 412 |
46.6%
|
|
| 13 | 204 |
23.1%
|
|
| 14 | 82 |
9.3%
|
|
| 15 | 10 |
1.1%
|
|
| 16 | 6 |
0.7%
|
|
| 17 | 13 |
1.5%
|
|
| 18 | 5 |
0.6%
|
|
| Sysmiss | 38 |