| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1737 |
39.5%
|
|
| 1 | 1287 |
29.3%
|
|
| 2 | 735 |
16.7%
|
|
| 3 | 379 |
8.6%
|
|
| 4 | 161 |
3.7%
|
|
| 5 | 40 |
0.9%
|
|
| 7 | 39 |
0.9%
|
|
| 8 | 20 |
0.5%
|
|
| Sysmiss | 140 |