Here are icv2's numbers for the titles I listed before:

ADVS O/SUPERMAN #625 52,055
ACTION COMICS #812 51,466
SUPERMAN #202 50,449
SUPERMAN BIRTHRIGHT #7 35,953

Compared to when BR came out:

SUPERMAN BIRTHRIGHT #1 48,789
SUPERMAN #195 35,302
ACTION COMICS #805 31,959
ADVS O/SUPERMAN #618 29,086

Pathetic...

Worst selling origin story ever...

Comics are like a Rorschach test; everyone has a different opinion on what they are and can be...