| Value | Category | Cases | |
|---|---|---|---|
| 0 | 31 |
3.1%
|
|
| 1 | 244 |
24.1%
|
|
| 2 | 193 |
19.1%
|
|
| 3 | 147 |
14.5%
|
|
| 4 | 96 |
9.5%
|
|
| 5 | 37 |
3.7%
|
|
| 6 | 264 |
26.1%
|
|
| Sysmiss | 23800 |