| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3005 |
66.9%
|
|
| 1 | 254 |
5.7%
|
|
| 2 | 22 |
0.5%
|
|
| 3 | 600 |
13.4%
|
|
| 4 | 608 |
13.5%
|
|
| Sysmiss | 92 |