| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1877 |
94.8%
|
|
| 1 | 2 |
0.1%
|
|
| 2 | 37 |
1.9%
|
|
| 3 | 65 |
3.3%
|
|
| Sysmiss | 1021 |