Originally Posted by SteelSD
A Strikeout also has no chance of causing a Double Play. There were 3784 baserunners erased in 2004 because of balls hit into play. Excluding Outs of choice (Sac Bunts), there were 3977 Runners advanced by balls hit into play in 2004 using ESPN's "Productive Outs" tracking.
If nothing else I'm glad I waded through this whole thread for that stat, since I didn't know if or where "Productive Outs" we tracked by anyone. I would've guessed the gap between the two would've been greater, that does a lot to remove the advantage a runner-moving GO would have over a K.