| Value | Category | Cases | |
|---|---|---|---|
| 0 | 647 |
12.2%
|
|
| 1 | 3363 |
63.2%
|
|
| 2 | 1040 |
19.5%
|
|
| 3 | 265 |
5%
|
|
| 4 | 8 |
0.2%
|
|
| Sysmiss | 3227 |