| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1452 |
57.3%
|
|
| 1 | 891 |
35.2%
|
|
| 2 | 170 |
6.7%
|
|
| 3 | 15 |
0.6%
|
|
| 4 | 4 |
0.2%
|
|
| 6 | 2 |
0.1%
|
|
| Sysmiss | 6 |