| Value | Category | Cases | |
|---|---|---|---|
| 0 | 405 |
60.2%
|
|
| 1 | 134 |
19.9%
|
|
| 2 | 63 |
9.4%
|
|
| 3 | 25 |
3.7%
|
|
| 4 | 12 |
1.8%
|
|
| 5 | 14 |
2.1%
|
|
| 6 | 5 |
0.7%
|
|
| 7 | 3 |
0.4%
|
|
| 8 | 12 |
1.8%
|
|
| Sysmiss | 80 |