| Value | Category | Cases | |
|---|---|---|---|
| 0 | 446 |
13.9%
|
|
| 1 | 924 |
28.9%
|
|
| 2 | 1259 |
39.3%
|
|
| 3 | 461 |
14.4%
|
|
| 4 | 81 |
2.5%
|
|
| 5 | 29 |
0.9%
|
|
| Sysmiss | 48551 |