| Value | Category | Cases | |
|---|---|---|---|
| 1 | 144 |
18.5%
|
|
| 3 | 6 |
0.8%
|
|
| 4 | 3 |
0.4%
|
|
| 5 | 597 |
76.7%
|
|
| 6 | 14 |
1.8%
|
|
| 7 | 14 |
1.8%
|
|
| Sysmiss | 227 |