| Value | Category | Cases | |
|---|---|---|---|
| 0 | 605 |
22.9%
|
|
| 1 | 1913 |
72.3%
|
|
| 2 | 97 |
3.7%
|
|
| 3 | 24 |
0.9%
|
|
| 4 | 6 |
0.2%
|
|
| Sysmiss | 1 |