Here are my top ten for last year. I caught 90% of my trout on these patterns.
#1 - KG's Spring Creek Scud in sizes 12 and 14:
#2 - My version of the Smokejumper in sizes 18 through 14:
#3 - Parasol Emerger in PMD tie on size 16 hook:
#4 - "Big Ugly" Rubberlegs, size 6:
#5 - KG's Halfback/Foamback Emerger in PMD tie on size 16 hook:
#6 - KG's Deep Purple Peril midge on size 14 hook:
#7 - Flashback Pheasant-tail nymph on size 14 hook:
#8 - Rainbow Warrior in size 16:
#9 - KG's South Fork Special in size 14:
#10 - KG's Improved Shop Vac in size 14 (this is my version of Craig Matthew's classic Shop Vac pattern - added a peacock-herl collar/thorax, and ribbed with chartreuse wire):
Those are my top ten. Enjoy.