| Value | Category | Cases | |
|---|---|---|---|
| 0 | 60 |
8.9%
|
|
| 1 | 521 |
77%
|
|
| 2 | 65 |
9.6%
|
|
| 3 | 24 |
3.5%
|
|
| 4 | 4 |
0.6%
|
|
| 5 | 3 |
0.4%
|
|
| Sysmiss | 5711 |