| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
0.1%
|
|
| 1 | 2825 |
60.8%
|
|
| 2 | 1592 |
34.2%
|
|
| 3 | 217 |
4.7%
|
|
| 4 | 11 |
0.2%
|
|
| Sysmiss | 74 |