| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3367 |
66.8%
|
|
| 1 | 1338 |
26.5%
|
|
| 2 | 170 |
3.4%
|
|
| 3 | 167 |
3.3%
|
|
| Sysmiss | 2037 |