On September 16, 2018, Donald Dunn sold for \(\$ 80,000\) property with an adjusted basis of \(\$ 20,000\). The buyer paid \(\$ 20,000\) down with the remaining \(\$ 60,000\) to be paid in four equal annual installments of \(\$ 15,000\) beginning in September 2019 with interest at 12 percent. How much income does Donald report in 2018 and the following four years? Ignore interest.