| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1833 |
57%
|
|
| 1 | 280 |
8.7%
|
|
| 2 | 982 |
30.5%
|
|
| 3 | 93 |
2.9%
|
|
| 4 | 30 |
0.9%
|
|
| Sysmiss | 172 |