Hobson Company bought the securities listed below during 2020 . These securities were classifled as trading securities. In its December 31, 2020, income statement Hobson reported a net unrealized holding loss of $10,500 on these securities. Pertinent data at the end of June 2021 is as follows: What amount of unrealized holding loss on these securities should Hobson include in its income statement for the six months ended June 30.2021