| Value | Category | Cases | |
|---|---|---|---|
| 0 | 110 |
15.4%
|
|
| 1 | 516 |
72.4%
|
|
| 2 | 62 |
8.7%
|
|
| 3 | 16 |
2.2%
|
|
| 4 | 7 |
1%
|
|
| 5 | 2 |
0.3%
|
|
| Sysmiss | 5418 |