What was the percentage change in the Total comprehensive income between 2018 and 2019?
{"Net income (1)": {"2019": 206587, "2018": 254127, "2017": 47157}, "Other comprehensive income (loss), net of tax: -- Foreign currency translation gains (losses) (2)": {"2019": -24065, "2018": 35271, "2017": -15284}, "Other comprehensive income (loss), net of tax: -- Defined benefit pension plans": {"2019": -927, "2018": 167, "2017": 163}, "Other comprehensive income (loss), net of tax: -- Defined benefit post-retirement plan adjustments": {"2019": -86, "2018": -255, "2017": 20}, "Other comprehensive income (loss), net of tax: -- Equity interest in investees other comprehensive income (loss)": {"2019": -11, "2018": 5584, "2017": 1440}, "Other comprehensive income (loss), net of tax: -- Foreign exchange contracts": {"2019": -588, "2018": -1753, "2017": 3274}, "Other comprehensive income (loss), net of tax: -- Excluded component of fair value hedges": {"2019": -2249, "2018": "\u2014", "2017": "\u2014"}, "Other comprehensive income (loss), net of tax: -- Other comprehensive income (loss) (2)": {"2019": -27926, "2018": 39014, "2017": -10387}, "Other comprehensive income (loss), net of tax: -- Total comprehensive income (1)": {"2019": 178661, "2018": 293141, "2017": 36770}}
total_comprehensive_income_2019 = df["Other comprehensive income (loss), net of tax: -- Total comprehensive income (1)"]["2019"]
total_comprehensive_income_2018 = df["Other comprehensive income (loss), net of tax: -- Total comprehensive income (1)"]["2018"]
answer = ( total_comprehensive_income_2019 - total_comprehensive_income_2018 ) / total_comprehensive_income_2018 * 100.0