| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1862 |
79.8%
|
|
| 1 | 307 |
13.2%
|
|
| 2 | 96 |
4.1%
|
|
| 3 | 64 |
2.7%
|
|
| 888 | 4 |
0.2%
|
|
| Sysmiss | 2496 |