According to figures reported to the Nevada State Athletic Commission, here is the pay out for UFC 91. Brock did pretty well!

(W) Brock Lesnar – $250,000 + $200,000 = $450,000
(L) Randy Couture – $250,000

(W) Kenny Florian – $40,000 + $40,000 = $80,000
(L) Joe Stevenson – $35,000

(W) Dustin Hazelett – $14,000 + $14,000 = $28,000
(L) Tamdan McCrory – $10,000

(W) Gabriel Gonzaga – $55,000 + $55,000 = $110,000
(L) Josh Hendricks – $8,000

(W) Demian Maia – $20,000 + $20,000 = $40,000
(L) Nathan Quarry – $25,000

PRELIMINARY BOUTS:

(W) Aaron Riley – $4,000 + $4,000 = $8,000
(L) Jorge Gurgel – $10,000

(W) Jeremy Stephens – $8,000 + $8,000 = $16,000
(L) Rafael dos Anjos – $4,000

(W) Mark Bocek – $9,000 + $9,000 = $18,000
(L) Alvin Robinson – $7,000

(W) Matt Brown – $8,000 + $8,000 = $16,000
(L) Ryan Thomas – $3,000