| Value | Category | Cases | |
|---|---|---|---|
| 0 | 766 |
67%
|
|
| 1 | 125 |
10.9%
|
|
| 2 | 156 |
13.6%
|
|
| 3 | 67 |
5.9%
|
|
| 4 | 21 |
1.8%
|
|
| 5 | 7 |
0.6%
|
|
| 7 | 2 |
0.2%
|
|
| Sysmiss | 2594 |