| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1538 |
83.3%
|
|
| 1 | 25 |
1.4%
|
|
| 2 | 106 |
5.7%
|
|
| 3 | 178 |
9.6%
|
|
| Sysmiss | 7628 |