well if us having 28% instead of 30% Baltic makes you happy, believe it. :D
i still think we are around 30%. see that bunch of samples with 24-26% Baltic? they would get 99% Greek&Balkan in 23andme. and most Serbs get 10-20% EE in 23andme as you said.
how do you compare to this average btw?
Serbian_Belgrade_academic,24.42,28.12,17.06,9.06,1 7.09,1.48,0.45,0.36,0.73,0.56,0.54,0.1,0.04

