| Value | Category | Cases | |
|---|---|---|---|
| 1 | 16 |
0.7%
|
|
| 2 | 174 |
7.5%
|
|
| 3 | 285 |
12.3%
|
|
| 4 | 635 |
27.3%
|
|
| 5 | 946 |
40.7%
|
|
| 6 | 268 |
11.5%
|
|
| Sysmiss | 668 |