What is the percentage change in cash flows from operating activities from 2018 to 2019?
{"Total cash provided by (used in) continuing operations: -- Operating activities": {"2019": 168405, "2018": 104055}, "Total cash provided by (used in) continuing operations: -- Investing activities": {"2019": -13819, "2018": 65661}, "Total cash provided by (used in) continuing operations: -- Financing activities": {"2019": -5730, "2018": -445529}, "Total cash provided by (used in) continuing operations: -- Net increase (decrease) in cash from continuing operations": {"2019": 148856, "2018": -275813}}
cash_flows_2019 = df["Total cash provided by (used in) continuing operations: -- Operating activities"]["2019"]
cash_flows_2018 = df["Total cash provided by (used in) continuing operations: -- Operating activities"]["2018"]
answer = ( cash_flows_2019 - cash_flows_2018 ) / cash_flows_2018 * 100.0