| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
18.3%
|
|
| 1 | 40 |
43%
|
|
| 2 | 30 |
32.3%
|
|
| 3 | 2 |
2.2%
|
|
| 4 | 3 |
3.2%
|
|
| 5 | 1 |
1.1%
|
|
| Sysmiss | 1003 |