What was the percentage change in total long-lived assets between 2018 and 2019?
{"United States": {"2019": 521.1, "2018": 393.3}, "Thailand": {"2019": 209.3, "2018": 215.5}, "Various other countries": {"2019": 266.3, "2018": 159.1}, "Total long-lived assets": {"2019": 996.7, "2018": 767.9}}
total_longlived_assets_2019 = df["Total long-lived assets"]["2019"]
total_longlived_assets_2018 = df["Total long-lived assets"]["2018"]
answer = ( total_longlived_assets_2019 - total_longlived_assets_2018 ) / total_longlived_assets_2018 * 100.0