Nearly missed this.
And I had to... Cheat a little. Plus 5 million more unposted sketches.
These are done according to when it was actually done, not posted.

January - (never posted online)
February - https://www.weasyl.com/submission/884546/bnp-rest-nest
March - https://www.weasyl.com/submission/943969/ver-easter-denmakl
April - (never posted online)
May - https://www.weasyl.com/submission/982122/ver-space-opossums-and-oh-deery-me
June - https://www.weasyl.com/submission/996339/bnp-congregation
July - (never posted online)
August - (never posted online)
September - https://www.weasyl.com/submission/1152063/ver-head-schwingin-castrato
October - https://www.weasyl.com/submission/1149521/kay-stargazing-felyve
November - (never posted online)
December - (never posted online)

BG Credit - http://www.tartanmaker.com/