18. During 2010, Nader Co. purchased 2,000, $1,000, 9% bonds. The carrying value of the bonds at December 31, 2011 was $1,950,000. The bonds mature on March 1, 2015, and pay interest on March 1 and September 1. Nader sells 1,000 bonds on March 1, 2012, for $980,000, after the interest has been received. Nader uses effective interest amortization (10% effective interest rate). The gain on the sale is (15