Did my stop growing?

I have been a size 32b for about 2 years now im 13. My s grew one cup size wen i was 10 and then i got my period when i was 11 and they stopped growin wen i was like about to turn 12 12. Have my stopped growin? are they gonna grow anymore? I do'nt know why they have stopped growing most of the females on both my mom and dads side have big and my cuzins too they are from C cups to like DD.