Janson Corporation Co.'s trial balance included the following account balances at December 31, 2018: Accounts receivable $ 12,000 Inventories 40,000 Patent 12,000 Investments 30,000 Prepaid insurance 6,000 Note receivable, due 2021 50,000 Investments consist of treasury bills that were purchased in November, 2018 and mature in January, 2019. Prepaid insurance is for two years. What amount should be included in the current asset section of Janson's December 31, 2018, balance sheet?