| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
1.6%
|
|
| 1 | 11 |
3.5%
|
|
| 2 | 268 |
84.5%
|
|
| 3 | 27 |
8.5%
|
|
| 4 | 2 |
0.6%
|
|
| 5 | 4 |
1.3%
|
|
| Sysmiss | 1634 |