| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1036 |
38.6%
|
|
| 1 | 1035 |
38.6%
|
|
| 2 | 326 |
12.1%
|
|
| 3 | 169 |
6.3%
|
|
| 4 | 118 |
4.4%
|
|
| Sysmiss | 643 |