The 2008 Major League Baseball season is nearly 20-percent completed and sports gamblers are trying to make sense of what has happened so far.

If you've wondered which teams have been the best to wager on or wager against this season, you've come to the right place. We'll also look at which teams have been the best and worst home and away, as well as which teams have done well or struggled against right- and left-handed starting pitchers for the season in Baseball's Biggest Money Makers and Takers in the Baseball Betting section of the site.

Photo: Mike Sweeney and the Oakland Athletics have been one of baseball's best bets this season. (Photo by Jed Jacobsohn/Getty Images)