What is the percentage change in the payroll tax from 2018 to 2019?
{"": {"CONSOLIDATED": 2019, "2018": 2018}, "Income tax (net of refund)": {"CONSOLIDATED": -2327, "2018": 172}, "Payroll tax": {"CONSOLIDATED": 2657, "2018": 3035}, "Fringe benefits tax": {"CONSOLIDATED": 205, "2018": 247}, "Total taxes paid": {"CONSOLIDATED": 535, "2018": 3454}}
payroll_tax_2019 = df["Payroll tax"]["CONSOLIDATED"]
payroll_tax_2018 = df["Payroll tax"]["2018"]
answer = (payroll_tax_2019 - payroll_tax_2018) / payroll_tax_2018 * 100.0