What is the percentage change in income tax from accumulated other comprehensive income between 2018 and 2019?
{"Year Ended December 31, -- (dollars in millions)": {"2019": 2019.0, "2018": 2018.0, "2017": 2017.0}, "Income tax (benefit) provision related to: -- Continuing operations": {"2019": -10.6, "2018": 9.4, "2017": 26.7}, "Income tax (benefit) provision related to: -- Accumulated other comprehensive income (loss)": {"2019": 0.2, "2018": 1.3, "2017": -28.3}}
income_tax_2019 = df["Income tax (benefit) provision related to: -- Accumulated other comprehensive income (loss)"]["2019"]
income_tax_2018 = df["Income tax (benefit) provision related to: -- Accumulated other comprehensive income (loss)"]["2018"]
answer = (income_tax_2019 - income_tax_2018) / income_tax_2018 * 100.0