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Note 2 - Investments - Mortgage Loans by Maturity Date (Details) - USD ($)
Dec. 31, 2022
Dec. 31, 2021
One year or less $ 15,354,542 $ 2,155,857
After one year through five years 8,435,531 1,497,285
Total commercial mortgages $ 23,790,073 $ 3,653,142