In June of this year, Charles purchased his first home for $260,000 and financed the purchase with a 30-year, $200,000 mortgage. He paid $4,000 in points to receive a lower interest rate on the loan. As of the end of the year, Charles had also paid $7,614 in interest on the loan by making his monthly installment payments. How much can he claim as mortgage interest on his Schedule A itemized deductions?