how do these prices compare

[ls67]

I live in a small town and have to order my body supplies from a town 120 miles away or get it when I am there and sometimes I feel like I am getting screwed so out of curriosity what do you guys pay for things like this

roll of 3m gold 80 grit file paper 55.00
xotic bonding (interclear) clear 30.41 per quart
xotic fast reducer 16.63 qt.
xotic slow reducer 18.87 qt.
cleaning grade lacq. thin. 13.24 gal
xotic honne gold mist (metal flake) 45.00 pint
sata plastic lid for sata gun 9.00
reducer 20.00 gal
18'' roll green mask paper 22.00
evercoat ez sand 27.99 qt.