| Value | Category | Cases | |
|---|---|---|---|
| 0 | 660 |
84.2%
|
|
| 1 | 78 |
9.9%
|
|
| 2 | 31 |
4%
|
|
| 3 | 11 |
1.4%
|
|
| 4 | 2 |
0.3%
|
|
| 5 | 2 |
0.3%
|
|
| Sysmiss | 10540 |