Table $5-$ Net Present Value

$\backslash$table$[[$You have signed a contract for$],[$$$20,000.$ You will receive payments$],[$over the next three years of $$8,000$ at$],[$the end of the first year, $$7,000$ at the$],[$end of the second year, and then$],[$$$5,000$ at the end of the third year.$],[$What is the net present value of this$],[$contract assuming an annual$],[$compound interest rate of $6\%?]]$