Table of Contents EL PASO ELECTRIC COMPANY NOTES TO FINANCIAL STATEMENTS The changes in benefit obligations and plan assets recognized in other comprehensive income are presented below (in thousands):  The following are amounts in AOCI that are expected to be recognized as components of net periodic benefit cost during 2020 (in thousands):  The following are the weighted-average actuarial assumptions used to determine the net periodic benefit cost for the twelve months ended December 31: The total amount recognized in net periodic benefit costs and other comprehensive income are presented below (in thousands):  Years Ended December 31, 2019 2018 2017 Retirement Income Plan Non-Qualified Retirement Plans Retirement Income Plan Non-Qualified Retirement Plans Retirement Income Plan Non-Qualified Retirement Plans Net (gain) loss $ 14,112 $ 1,624 $ 10,848 $ (1,087 ) $ (4,265 ) $ 2,217 Amortization of: Net loss (5,022 ) (770 ) (7,531 ) (1,022 ) (7,572 ) (882 ) Prior service benefit 3,467 39 3,467 39 3,467 39 Total recognized in other comprehensive income $ 12,557 $ 893 $ 6,784 $ (2,070 ) $ (8,370 ) $ 1,374 Years Ended December 31, 2019 2018 2017 Retirement Income Plan Non-Qualified Retirement Plans Retirement Income Plan Non-Qualified Retirement Plans Retirement Income Plan Non-Qualified Retirement Plans Total recognized in net periodic benefit cost and other comprehensive income $ 15,562 $ 3,042 $ 12,393 $ 258 $ (3,102 ) $ 3,442 Retirement Income Plan Non-Qualified Retirement Plans Net loss $ 8,127 $ 828 Prior service benefit (3,467) (39) 2019 2018 2017 Non-Qualified Non-Qualified Non-Qualified Retirement Income Plan Supplemental Retirement Plan Excess Benefit Plan Retirement Income Plan Supplemental Retirement Plan Excess Benefit Plan Retirement Income Plan Supplemental Retirement Plan Excess Benefit Plan Discount rate Benefit obligation 4.42% 4.11% 4.45% 3.77% 3.40% 3.81% 4.30% 3.76% 4.35% Service cost 4.50 % N/A 4.53 % 3.86 % N/A 3.89 % 4.51 % N/A 4.52 % Interest cost 4.12% 3.68% 4.18% 3.40% 2.84% 3.48% 3.70% 2.94% 3.78% Expected long- term return on plan assets 7.5 % N/A N/A 7.5 % N/A N/A 7.0 % N/A N/A Rate of compensation increase 4.5% N/A 4.5% 4.5% N/A 4.5% 4.5% N/A 4.5% 100