Who is the greatest American?

Homer Simpson 47.17% 
Abraham Lincoln 9.67% 
Martin Luther King, Jr 8.54%
Mr. T 7.83%
Thomas Jefferson 5.68%
George Washington  5.12% 
Bob Dylan  4.71%
Benjamin Franklin 4.10% 
Franklin D Roosevelt 3.65%
Bill Clinton  3.53% 

What, no Adam West?