| Value | Category | Cases | |
|---|---|---|---|
| 14 | 1 |
4.5%
|
|
| 16 | 4 |
18.2%
|
|
| 17 | 15 |
68.2%
|
|
| 18 | 2 |
9.1%
|
|
| Sysmiss | 378 |