| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2897 |
74.3%
|
|
| 1 | 825 |
21.1%
|
|
| 2 | 143 |
3.7%
|
|
| 3 | 24 |
0.6%
|
|
| 4 | 10 |
0.3%
|
|
| 5 | 2 |
0.1%
|
|
| Sysmiss | 576 |