Just found this thread, thought I would contribute. Had to dig through all my notes to get my running total:
1/3: Blonde- 5 Gallons
1/4: Zythos SMaSH- 5 Gallons
1/21: Plaid Monster Wee Heavy- 5 Gallons
1/24: L2B2 DIPA- 5 Gallons
2/8: L2B IPA (Bittering Experiment)- 10 Gallons
3/6: Cascadia Dark Ale- 5 Gallons
3/9: Mosaic Pale Ale- 5 Gallons
3/22: Blonde- 5 Gallons
4/3: Robust Porter- 5 Gallons
4/6: West Coast IPA- 5 Gallons
4/20: Funky Farmhouse Ale- 5 Gallons
5/3: "Enjoy By" Inspired DIPA- 5 Gallons
5/15: Bourbon-Oak Aged Imperial Stout- 5 Gallons
5/18: Mosaic Pale Ale- 5 Gallons
5/20: American Wheat- 5 Gallons
5/2?: Blonde- 5 Gallons
6/1: Plaid Monster Wee Heavy- 5 Gallons
6/28: IPA- 5 Gallons
6/28: Northern English Brown Ale- 5 Gallons
That is an even 100 gallons of beer so far. 20,281+100=20,381