| Value | Category | Cases | |
|---|---|---|---|
| 0 | 81 |
0.5%
|
|
| 1 | 3910 |
21.9%
|
|
| 2 | 5573 |
31.2%
|
|
| 3 | 60 |
0.3%
|
|
| 4 | 8221 |
46.1%
|
|
| Sysmiss | 217 |