| Value | Category | Cases | |
|---|---|---|---|
| 13 | 1 |
7.1%
|
|
| 14 | 2 |
14.3%
|
|
| 15 | 1 |
7.1%
|
|
| 16 | 4 |
28.6%
|
|
| 17 | 6 |
42.9%
|
|
| Sysmiss | 253 |