Having a double elimination just for the sake of shock value!
(and time constraints)
#22 Christina Aguilera: 1,027
Back To Basics - 581
Burlesque - 128
Bionic - 134
Keeps Gettin' Better - 141
Lotus - 43
#16 Britney Spears: 1,403
Britney Jean - 72
Circus - 369
Blackout - 312
Femme Fatale - 286
Greatest Hits: My Prerogative - 301
B: In The Remixes - 8
The Singles Collection: 55