| Value | Category | Cases | |
|---|---|---|---|
| 0 | 67 |
7.5%
|
|
| 1 | 104 |
11.6%
|
|
| 2 | 120 |
13.3%
|
|
| 3 | 79 |
8.8%
|
|
| 4 | 59 |
6.6%
|
|
| 5 | 111 |
12.3%
|
|
| 6 | 37 |
4.1%
|
|
| 7 | 322 |
35.8%
|
|
| Sysmiss | 923 |