sentences:  According to Clay Davenport's measure EqA, Wieters had one of the single best seasons in recorded minor league history.His EqAs of .301 and .349 were the highest marks in their respective leagues in the last 40 years  (although this would later turn out to be partially a result of inflated league difficulty factors ).Wieters participated in the 2008 Arizona Fall League season, playing for the Surprise Rafters.