What is the total Net cash provided by Operating activities for fiscal 2019 and 2018? 
{"Net cash provided by (used in): -- Operating activities": {"2019": 1495, "2018": 957}, "Net cash provided by (used in): -- Investing activities": {"2019": -241, "2018": -21}, "Net cash provided by (used in): -- Financing activities": {"2019": -1209, "2018": -3475}, "Net cash provided by (used in): -- Increase (decrease) in cash and cash equivalents": {"2019": 17, "2018": -2473}}
total_2019 = df["Net cash provided by (used in): -- Operating activities"]["2019"]
total_2018 = df["Net cash provided by (used in): -- Operating activities"]["2018"]
answer = total_2019 + total_2018