In this era of baseball, first base is definitely the premiere offensive position. That hasn't always been the case, but the numbers prove that it currently is. From 1987 to 2011, first baseman have the highest Equivalent Average among all positions (.282). Left fielders and right fielders are the next closest on the list (.277). For example, Mark Teixeira hit 37 home runs this season, but it was considered a down year.