| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19851 |
81.1%
|
|
| 1 | 539 |
2.2%
|
|
| 2 | 1178 |
4.8%
|
|
| 3 | 2904 |
11.9%
|
|
| Sysmiss | 2083 |