Yeah, Iowa's #43 in per capita Federal spending for 2013 based on the 2014 Pew Trust spending report, getting roughly $25B. (Source: Wikipedia...) Meanwhile, we were #37 on per capital Federal tax contributions for 2015 (roughly $24B). Sorry, I can't quickly find numbers from the same exact year, but 2013 vs. 2015 wasn't that much different. Really suckin' at the ol' government teat there, eh?
We'd do just fine without the coastal states, but we have no oil, and they have inadequate agriculture to feed their populations. It makes a decent trade.
Plus, we're just plain smarter than you coastals:
I miss home. One of these days I'll give corporate America the finger and move back to the farm.