A company has beginning inventory of $300$ units at $$13\mathrm{.}08$ each; They purchased $400$ units at $$6\mathrm{.}85$ each on June $2$; On June $15,$ they also purchased $200$ units at $$3\mathrm{.}22$ each. A physical count of merchandise inventory at the end of the month revealed that $500$ units were sold. What is the cost of goods sold using the LIFO inventory method?