| Value | Category | Cases | |
|---|---|---|---|
| 0 | 14 |
0.5%
|
|
| 1 | 1976 |
63.9%
|
|
| 2 | 13 |
0.4%
|
|
| 3 | 1090 |
35.2%
|
|
| Sysmiss | 2091 |