| Value | Category | Cases | |
|---|---|---|---|
| 0 | 28136 |
83.6%
|
|
| 1 | 1287 |
3.8%
|
|
| 2 | 2555 |
7.6%
|
|
| 3 | 1116 |
3.3%
|
|
| 4 | 568 |
1.7%
|
|
| Sysmiss | 405058 |