| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9 |
0.3%
|
|
| 1 | 3360 |
95.9%
|
|
| 2 | 126 |
3.6%
|
|
| 3 | 8 |
0.2%
|
|
| Sysmiss | 20278 |