| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0- | 210 |
85%
|
| 1 | 15- | 10 |
4%
|
| 2 | 30- | 9 |
3.6%
|
| 3 | 45- | 8 |
3.2%
|
| 4 | 60- | 10 |
4%
|
| 5 | 391- | 0 |
0%
|
| Sysmiss | 226 |