| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9 |
1.5%
|
|
| 1 | 155 |
25.4%
|
|
| 2 | 98 |
16.1%
|
|
| 3 | 65 |
10.7%
|
|
| 4 | 47 |
7.7%
|
|
| 5 | 20 |
3.3%
|
|
| 6 | 216 |
35.4%
|
|
| Sysmiss | 24560 |