Toyota Corolla LE

I have a Toyota corolla LE MSRP - 20120
Selling Price is of - 17500
Toyota incentive are 2000 if i buy making my sell price 15500/-
Is the selling price OK - Did i leave a lot on the table ??

What is the average selling price on NADAguide, edmunds, and truecar? You’re aiming for lower than those.