| Value | Category | Cases | |
|---|---|---|---|
| 0 | 428 |
39.6%
|
|
| 1 | 300 |
27.8%
|
|
| 2 | 212 |
19.6%
|
|
| 3 | 96 |
8.9%
|
|
| 4 | 29 |
2.7%
|
|
| 5 | 8 |
0.7%
|
|
| 6 | 5 |
0.5%
|
|
| 7 | 2 |
0.2%
|
|
| Sysmiss | 11 |