| Value | Category | Cases | |
|---|---|---|---|
| 1 | 53 |
14.5%
|
|
| 2 | 28 |
7.7%
|
|
| 3 | 280 |
76.7%
|
|
| 777 | 4 |
1.1%
|
|
| Sysmiss | 4216 |