| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3515 |
78.3%
|
|
| 1 | 858 |
19.1%
|
|
| 2 | 91 |
2%
|
|
| 3 | 25 |
0.6%
|
|
| Sysmiss | 92 |