| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
1.5%
|
|
| 1 | 255 |
54.6%
|
|
| 2 | 127 |
27.2%
|
|
| 3 | 7 |
1.5%
|
|
| 4 | 29 |
6.2%
|
|
| 5 | 24 |
5.1%
|
|
| 6 | 2 |
0.4%
|
|
| 7 | 16 |
3.4%
|
|
| Sysmiss | 1484 |