| Value | Category | Cases | |
|---|---|---|---|
| 1 | FTY | 53 |
6.1%
|
| 2 | FTM | 17 |
2%
|
| 3 | EW | 6 |
0.7%
|
| 4 | FTW | 7 |
0.8%
|
| 5 | ED | 7 |
0.8%
|
| 6 | N | 777 |
89.6%
|
| Sysmiss | 45 |