What was the percentage change in the total net property and equipment between 2019 and 2020?
{"United States": {"January 1, 2020": 860, "February 1, 2019": 849}, "International": {"January 1, 2020": 209, "February 1, 2019": 113}, "Total": {"January 1, 2020": 1069, "February 1, 2019": 962}}
total_2020 = df["Total"]["January 1, 2020"]
total_2019 = df["Total"]["February 1, 2019"]
answer = (total_2020 - total_2019) / total_2019 * 100.0