(a) Amortizing advances due 2016, requiring monthly principal and interest of $15 (b) Amortizing advances due 2017, requiring monthly principal and interest of $47 As of December 31, 2015, these advances are collateralized by approximately $272.3 million of the Company’s loan portfolio and $29.3 million of the Company’s investment securities in accordance with the Advance Security and Collateral Agreement with the FHLB.