| Value | Category | Cases | |
|---|---|---|---|
| 1 | N/A | 6 |
6%
|
| 2 | 13 | 1 |
1%
|
| 3 | 14 | 4 |
4%
|
| 4 | 15 | 6 |
6%
|
| 5 | 16 | 18 |
18%
|
| 6 | 17 | 15 |
15%
|
| 7 | 18 | 5 |
5%
|
| 8 | 19 | 1 |
1%
|
| Sysmiss | 44 |