| Value | Category | Cases | |
|---|---|---|---|
| 1 | CLASS/FROM/YEAR 1 | 52 |
1.6%
|
| 2 | CLASS/FROM/YEAR 2 | 43 |
1.4%
|
| 3 | CLASS/FROM/YEAR 3 | 49 |
1.6%
|
| 4 | CLASS/FROM/YEAR 4 | 101 |
3.2%
|
| 5 | CLASS/FROM/YEAR 5 | 174 |
5.5%
|
| 6 | CLASS/FROM/YEAR 6 | 140 |
4.4%
|
| 7 | CLASS/FROM/YEAR 7 | 75 |
2.4%
|
| Sysmiss | 2523 |
79.9%
|