| Value | Category | Cases | |
|---|---|---|---|
| 0 | 20305 |
92.3%
|
|
| 1 | 268 |
1.2%
|
|
| 2 | 975 |
4.4%
|
|
| 3 | 445 |
2%
|
|
| 4 | 13 |
0.1%
|
|
| Sysmiss | 16182 |