The slugging decades of the 1950s, '60s, '90s and 2000s show that a host of players--Aaron, Willie Mays, Frank Robinson, Mickey Mantle, Harmon Killebrew, Bonds, McGwire, Sammy Sosa and Rafael Palmeiro--come in lower in relative terms than their lifetime home run totals suggest.

FORBES: The 10 Best Home Run Hitters Of All Time