What was the percentage change in the Total cash and cash equivalents and restricted cash between 2018 and 2019?
{"Cash": {"2019": 85688, "2018": 99197}, "Money market funds and other": {"2019": 138073, "2018": 198072}, "Restricted cash": {"2019": 2493, "2018": 417}, "Total cash and cash equivalents and restricted cash": {"2019": 226254, "2018": 297686}}
total_cash_2019 = df["Total cash and cash equivalents and restricted cash"]["2019"]
total_cash_2018 = df["Total cash and cash equivalents and restricted cash"]["2018"]
answer = (total_cash_2019 - total_cash_2018) / total_cash_2018 * 100.0