Beat me to it lol. 2020-21, 16-17, 13-14, 09-10. Medaled in 18-19, 17-18, 15-16, 10-11.
So, since 2011 -- 4 golds, 1 silver, 3 bronze and 5 no medals.
Not sure I'd consider that under-achieving in any shape or form, but a lot of people on here could LOL.