What was the percentage change in cash and cash equivalents from continuing operations at the end of the period between 2018 and 2019?
{"Net cash provided by (used in) operating activities from continuing operations": {"2019": 47899, "2018": 151427}, "Net cash provided by (used in) operating activities from discontinued operations": {"2019": 493, "2018": -156}, "Net cash provided by (used in) operating activities": {"2019": 48392, "2018": 151271}, "Net cash provided by (used in) investing activities from continuing operations": {"2019": -393847, "2018": -113592}, "Net cash provided by (used in) financing activities from continuing operations": {"2019": 338840, "2018": -97134}, "EFFECT OF CURRENCY TRANSLATION ON CASH": {"2019": -1496, "2018": -1030}, "INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS": {"2019": -8111, "2018": -60485}, "CASH AND CASH EQUIVALENTS, beginning of period": {"2019": 354552, "2018": 415037}, "CASH AND CASH EQUIVALENTS, end of period": {"2019": 346441, "2018": 354552}, "Less cash and cash equivalents from discontinued operations": {"2019": "\u2014", "2018": 5251}, "CASH AND CASH EQUIVALENTS FROM CONTINUING OPERATIONS, end of period": {"2019": 346441, "2018": 349301}}
cash_2019 = df["CASH AND CASH EQUIVALENTS, end of period"]["2019"]
cash_2018 = df["CASH AND CASH EQUIVALENTS FROM CONTINUING OPERATIONS, end of period"]["2018"]
answer = (cash_2019 - cash_2018) / cash_2018 * 100.0