| Value | Category | Cases | |
|---|---|---|---|
| 0 | 31402 |
93.3%
|
|
| 1 | 896 |
2.7%
|
|
| 2 | 909 |
2.7%
|
|
| 3 | 395 |
1.2%
|
|
| 4 | 60 |
0.2%
|
|
| Sysmiss | 405058 |