On January 1, 2016, Ben Company purchased bonds with face value of $4,000,000 for $3,500,000 plus transaction costs of $211,618 with the business model of collecting contractual cash flows that are solely payments of principal and interest. The entity does not elect the fair value option in measuring financial assets. The bonds mature on December 31, 2020 and pay interest of 10% annually every December 31 with a 12% effective yield. The fair value of the financial asset and effective rate at the end of 2016 and each succeeding year are:

Date	Fair Value	Effective Rate
Dec. 31, 2016	3,875,902	11%
Dec. 31, 2017	4,101,252	9%
Dec. 31, 2018	4,293,343	6%
Dec. 31, 2019	4,112,150	7%
Dec. 31, 2020	4,000,000	10%

What is the interest income for 2018?