What was the percentage change in total long-lived assets between 2018 and 2019?
{"United States": {"2019": 239511, "2018": 115869}, "Asia": {"2019": 301020, "2018": 12274}, "Europe": {"2019": 59925, "2018": 59936}, "Total": {"2019": 600456, "2018": 188079}}
total_2019 = df["Total"]["2019"]
total_2018 = df["Total"]["2018"]
answer = ( total_2019 - total_2018 ) / total_2018 * 100.0