NYCB 2017 Annual Report

97 The following table summarizes, by contractual maturity, the amortized cost of available-for-sale securities at December 31, 2017: Mortgage- Related Securities Average Yield U.S. Treasury and GSE Obligations Average Yield State, County, and Municipal Average Yield (1) Other Debt Securities (2) Average Yield Fair Value (dollars in thousands) Available-for-Sale Securities: (3) Due within one year $ -- --% $259,256 1.82% $ 148 6.51% $ -- --% $ 259,617 Due from one to five years 883,138 3.32 6,950 3.84 291 6.63 48,449 3.57 963,589 Due from five to ten years 1,002,205 3.44 283,883 3.08 -- -- 31,253 8.37 1,361,457 Due after ten years 674,618 3.09 123,750 3.23 69,942 2.88 48,230 3.77 914,230 Total securities available for sale $2,559,961 3.30% $673,839 3.22% $70,381 2.90% $127,932 4.82% $3,498,893 (1) Not presented on a tax-equivalent basis. (2) Includes corporate bonds and capital trust notes. (3) As equity securities have no contractual maturity, they have been excluded from this table. The following table presents available-for-sale securities having a continuous unrealized loss position for less than twelve months and for twelve months or longer as of December 31, 2017: Less than Twelve Months Twelve Months or Longer Total (in thousands) Fair Value Unrealized Loss Fair Value Unrealized Loss Fair Value Unrealized Loss Temporarily Impaired Available-for-Sale Securities: GSE certificates $ 232,546 $ 535 $ 20,440 $ 664 $ 252,986 $ 1,199 GSE debentures 333,045 2,665 -- -- 333,045 2,665 GSE CMOs 118,694 826 -- -- 118,694 826 U. S. Treasury obligations 199,898 62 -- -- 199,898 62 Municipal bonds 11,169 259 41,054 542 52,223 801 Capital trust notes -- -- 35,105 8,632 35,105 8,632 Equity securities -- -- 11,545 261 11,545 261 Total temporarily impaired available-for-sale securities $ 895,352 $ 4,347 $108,144 $ 10,099 $ 1,003,496 $ 14,446