b'Impaired LoansDecember 31, 2018UnpaidAverage InterestRecordedPrincipal Related Recorded IncomeInvestment Balance Allowance Investment RecognizedWith no related allowance recorded:Secured by residental real estate $-$ - $ -$466,224 $-Non-farm, non-residential5 65,9685 65,968-615,043 33,226Commercial7 0,4237 0,423 - 71,173 5,039With an allowance recorded:Secured by commercial real estate 71,944 71,9443747 5,006 5,064Secured by residental real estate2,497,1732,497,173 11,965 2 ,152,515 96,751Non-farm, non-residential5 5,1845 5,184430 27,592 3,489Consumer - other - 1 615Total:Secured by commercial real estate 71,944 71,9443747 5,006 5,064Secured by residental real estate2,497,173 2 ,497,173 11,9652,618,739 96,751Non-farm, non-residential6 21,1526 21,1524306 42,635 36,715Commercial7 0,423 70,423 - 71,173 5,039Consumer - other- - -1 615 Total $ 3,260,692 $ 3,260,692 $12,769 $ 3,407,712 $143,574 Impaired loans also included all loans modified and identified as troubled debt restructuring (TDR).A loan is deemed to be a TDR when the Bank agrees to a modification in terms of a loan resulting in a concession made by the Bank in an effort to mitigate potential loss arising from a borrowers financial difficulty.As of December 31, 2019, there were eighteen restructured loans totaling $2,050,252 to fourteen separate and unrelated borrowers who were experiencing financial difficulty.As of December 31, 2018, there were eighteen restructured loans totaling $2,442,920 to fourteen separate and unrelated borrowers who were experiencing financial difficulty.The modifications on these loans include reductions in interest rates, extension of maturity dates and provisions for interest only payments. The following tables presents the number of loans and recorded investment in loans restructured and identified as troubled debt restructurings for the twelve months ended December 31, 2019 and 2018, as well as the number of and recorded investment in these loans that subsequently defaulted.Defaulted loans are those which are 30 days or more past due for payment under the modified terms.25'