| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.3%
|
|
| 2 | 13 |
3.4%
|
|
| 3 | 28 |
7.4%
|
|
| 4 | 25 |
6.6%
|
|
| 5 | 81 |
21.5%
|
|
| 6 | 81 |
21.5%
|
|
| 7 | 148 |
39.3%
|
|
| Sysmiss | 7733 |