By Shawn Childs Sifting through catchers based on their average draft position to find value and opportunity. The catcher position has been frustrating over the last five seasons. Only six times over this span has a catcher had over 500 at-bats (J.T. Realmuto – 532 and 538, Salvador Perez – 510 and 620, Yasmani Grandal – 513, and Yadier Molina – 501). Last year only six catchers finished with more than 395 at-bats. In 2017, six catchers had 20 home runs or more, with Gary Sanchez leading the way (.278 with 79 runs, 33 home runs, and 90 RBI over 471 at-bats). MORE: 2022 Fantasy Baseball Draft K…