| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4277 |
91.9%
|
|
| 1 | 218 |
4.7%
|
|
| 2 | 30 |
0.6%
|
|
| 3 | 129 |
2.8%
|
|
| Sysmiss | 6062 |