| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3528 |
76.2%
|
|
| 1 | 271 |
5.9%
|
|
| 2 | 538 |
11.6%
|
|
| 3 | 291 |
6.3%
|
|
| Sysmiss | 2206 |