| Value | Category | Cases | |
|---|---|---|---|
| 0 | 512 |
32.8%
|
|
| 1 | 559 |
35.8%
|
|
| 2 | 326 |
20.9%
|
|
| 3 | 109 |
7%
|
|
| 4 | 41 |
2.6%
|
|
| 5 | 6 |
0.4%
|
|
| 6 | 6 |
0.4%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 1618 |