| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 140 |
0.2%
|
| 1 | 1 | 22811 |
40.2%
|
| 2 | 2 | 16062 |
28.3%
|
| 3 | 3 | 17789 |
31.3%
|
| Sysmiss | 227 |