Today at 538:
First downs per route run
Gaining a first down is one of the most important things a wide receiver can do, and he has a chance at it whenever he runs a route. Yards per route run is the wide receiver version of yards per pass, but by replacing yards with first downs in the numerator, we can focus on a less-popular (but very important) statistic that shows us which guys move the chains.
Evans ranks first in this category: He has picked up a first down on a remarkable 15.3 percent of his routes. One reason for that is that Evans runs deeper routes, and he easily leads the league with 62 first-down receptions (no other player has more than 50).
You can read the full article here.