Most Consistent Positions in the NFL Year-to-Year at the Top Tiers

For which position in the NFL is the upper-tier of players most consistent? In other words, from year to year, what’s the likelihood that we find the same players in th

FILE - At left, in an Oct. 23, 2014, file photo, Denver Broncos quarterback Peyton Manning calls a play against the San Diego Chargers during the first half of an NFL football game in Denver. At right, in a Sept. 29, 2014, file photo, New England Patriots quarterback Tom Brady points on the line of scrimmage during the first quarter of an NFL football game against the Kansas City Chiefs in Kansas City, Mo. New England has little time to savor its fourth straight win, a 51-23 pounding of the Chicago Bears. The Patriots must get ready to host Peyton Manning and the Denver Broncos next Sunday in the first of five straight games against top teams.AP Photo/File

The question of which NFL position is most consistent is always something I’ve wondered about.

For instance, everyone knows who the best quarterbacks and running backs are, but the best players at positions such as offensive line and linebacker are generally less well-known.

Pro Bowl voting for these positions is basically a popularity contest, where players who've been there already are usually shoo-ins for a rebid.