It's always surprising how few SDDs you accumulate, given the snowfall. My 75.6" produced 1,319 SDDs, 98% of your total, despite having only 37% of the snowfall.
Days 1"+: 128, 127 cons.
Days with 10"+: 57, 43 cons.
Days with 20"+: only 3, deepest 22" on Feb. 16.