| Value | Category | Cases | |
|---|---|---|---|
| 0 | 31426 |
93.4%
|
|
| 1 | 650 |
1.9%
|
|
| 2 | 877 |
2.6%
|
|
| 3 | 564 |
1.7%
|
|
| 4 | 145 |
0.4%
|
|
| Sysmiss | 405058 |