| Value | Category | Cases | |
|---|---|---|---|
| 0 | 766 |
34.4%
|
|
| 1 | 657 |
29.5%
|
|
| 2 | 455 |
20.4%
|
|
| 3 | 215 |
9.7%
|
|
| 4 | 84 |
3.8%
|
|
| 5 | 32 |
1.4%
|
|
| 6 | 14 |
0.6%
|
|
| 7 | 2 |
0.1%
|
|
| Sysmiss | 873 |