| Value | Category | Cases | |
|---|---|---|---|
| 0 | 860 |
26.6%
|
|
| 1 | 1355 |
41.9%
|
|
| 2 | 638 |
19.7%
|
|
| 3 | 269 |
8.3%
|
|
| 4 | 77 |
2.4%
|
|
| 5 | 28 |
0.9%
|
|
| 6 | 3 |
0.1%
|
|
| 8 | 2 |
0.1%
|
|
| Sysmiss | 1674 |