| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5070 |
72.8%
|
|
| 1 | 1292 |
18.6%
|
|
| 2 | 502 |
7.2%
|
|
| 3 | 78 |
1.1%
|
|
| 4 | 19 |
0.3%
|
|
| Sysmiss | 60 |