Because this year you should have learned more and be a bit smarter than years before. So your standards would be low because you should be learning not staying at the same place you were last year.
No it is not realistic, you cannot compare two different systems and see which one performed better because we obviously know which year had a better performance and that was last year's. This year we are in a completely new and different learning environment that has brought new challenges that not everyone can adapt to.