| Value | Category | Cases | |
|---|---|---|---|
| 5 | 5 |
2.2%
|
|
| 6 | 218 |
95.6%
|
|
| 7 | 1 |
0.4%
|
|
| 8 | 4 |
1.8%
|
|
| Sysmiss | 821 |