| Value | Category | Cases | |
|---|---|---|---|
| 0 | 397 |
41.2%
|
|
| 1 | 430 |
44.6%
|
|
| 2 | 76 |
7.9%
|
|
| 3 | 32 |
3.3%
|
|
| 4 | 18 |
1.9%
|
|
| 5 | 5 |
0.5%
|
|
| 6 | 4 |
0.4%
|
|
| 7 | 2 |
0.2%
|
|
| Sysmiss | 5424 |