Can you please provide the source for the statistic you quote?
http://www.dogbitelaw.com/Dog%20Attacks%201982%20to%202006%20Clifton.pdf
104 out of 264 deaths from 1982 - 2006 were due to pitbulls
Rottweilers 2nd at 58
More than half (1110 of 2209) of all dog attacks that do bodily harm were caused by Pitbulls
See post #38 or just google fatal dog attacks.