| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
0.1%
|
|
| 1 | 1190 |
49.5%
|
|
| 2 | 1061 |
44.2%
|
|
| 3 | 40 |
1.7%
|
|
| 4 | 109 |
4.5%
|
|
| Sysmiss | 3150 |