Term Debt

The Bank had outstanding secured advances from the FHLB and other creditors at December 31, 2017 and 2016 with carrying values of $802.4 million and $852.4 million, respectively.

The following table summarizes the future contractual maturities of borrowed funds as of December 31, 2017:



(in thousands)
Year	Amount
2018	$	100,000
2019	155,000
2020	150,000
2021	390,000
2022	—
Thereafter	5,140
Total borrowed funds	$	800,140	⁽¹⁾

⁽¹⁾ Amount shows contractual borrowings, excluding acquisition accounting adjustments.

The maximum amount outstanding from the FHLB under term advances at a month end during 2017 and 2016 was $850.1 million and $900.2 million, respectively. The average balance outstanding during 2017 and 2016 was $844.4 million and $894.2 million, respectively. The average contractual interest rate on the borrowings was 1.7% in both 2017 and 2016. The FHLB requires the Bank to maintain a required level of investment in FHLB and sufficient collateral to qualify for secured advances. The Bank has pledged as collateral for these secured advances all FHLB stock, all funds on deposit with the FHLB, and its investments and commercial real estate portfolios, accounts, general intangibles, equipment and other property in which a security interest can be granted by the Bank to the FHLB.