2016-2018 were back to back years of terrible IMBY. But 2017-2018 was the worst of the two. As @psuhoffman said, 2017-2018 had bad dice rolls on game day. So I'd take that pattern again and chance it.
RSTM2 COOP site - had my first sub 60 degree high of the autumn yesterday. Got down to 36 last night, yet somehow our hibiscus on the deck is still pumping out blooms.