| Value | Category | Cases | |
|---|---|---|---|
| 0 | 250 |
68.3%
|
|
| 1 | 84 |
23%
|
|
| 2 | 10 |
2.7%
|
|
| 3 | 6 |
1.6%
|
|
| 4 | 7 |
1.9%
|
|
| 5 | 6 |
1.6%
|
|
| 6 | 2 |
0.5%
|
|
| 11 | 1 |
0.3%
|
|
| Sysmiss | 11 |