| Value | Category | Cases | |
|---|---|---|---|
| 0 | 212 |
4.7%
|
|
| 1 | 190 |
4.2%
|
|
| 2 | 369 |
8.2%
|
|
| 3 | 696 |
15.5%
|
|
| 4 | 3002 |
66.9%
|
|
| 888 | 20 |
0.4%
|
|
| Sysmiss | 92 |