| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 2457 |
49.5%
|
| 2 | 1-2 | 1047 |
21.1%
|
| 3 | 3-4 | 419 |
8.4%
|
| 4 | 5-6 | 185 |
3.7%
|
| 5 | - | 20 |
0.4%
|
| 6 | 7 | 837 |
16.9%
|
| Sysmiss | 80 |