This guy's blog is pretty epic. He went from 4:15 at Columbus to a 3:03 BQ at Toledo Glass City in 18 months.
http://achievingmillennial.com/2016-glass-city-marathon-race-report-boston-marathon-qualified/
He ran 70-80 mpw though.
85
Rest/Recovery week ?
91.5 (yeah, who jumps back into running PRing his weekly mileage?!)
82
88
80.3
100
63.9 (start of taper)
47.7
43.3 (includes marathon)