| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 |
0.7%
|
|
| 2 | 7 |
1.3%
|
|
| 3 | 13 |
2.4%
|
|
| 4 | 22 |
4.1%
|
|
| 5 | 493 |
91.5%
|
|
| Sysmiss | 244 |