The odds of drawing second choice are (approximately) the 2nd% - 1st% and third choice are 3rd% - 2nd%, assuming 1st%, 2nd%, 3rd% are the individual draw odds in the pool you’re applying in (R, Outfitter, DIY NR). You’ll find those in draw reports, gohunt or toprut.
So if your choices are 1) glory tag at .5% 2) mid tier tag 5% and 3) marginal unit December archery 30%, there’s a .5% chance you’ll get choice 1, 4.5% you’ll get choice 2 and 25.5% you’ll get choice 3.