| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3669 |
79.3%
|
|
| 1 | 247 |
5.3%
|
|
| 2 | 347 |
7.5%
|
|
| 3 | 365 |
7.9%
|
|
| Sysmiss | 2206 |