| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3723 |
80.4%
|
|
| 1 | 257 |
5.6%
|
|
| 2 | 312 |
6.7%
|
|
| 3 | 336 |
7.3%
|
|
| Sysmiss | 2206 |