What is the increase / (decrease) in Canadian broadband services from 2018 to 2019?
{"Years ended August 31, -- (in thousands of dollars, except percentages)": {"2019 (1) $": 2019, "2018 (2) $": 2018, "Change %": "Change %", "Change in constant currency (3) %": -3.0, "Foreign exchange impact (3) $": -3}, "Years ended August 31, -- Canadian broadband services": {"2019 (1) $": 1294967, "2018 (2) $": 1299906, "Change %": -0.4, "Change in constant currency (3) %": -0.4, "Foreign exchange impact (3) $": "-"}, "Years ended August 31, -- American broadband services": {"2019 (1) $": 1036853.0, "2018 (2) $": 847372.0, "Change %": 22.4, "Change in constant currency (3) %": 17.9, "Foreign exchange impact (3) $": 37433.0}, "Years ended August 31, -- Inter-segment eliminations and other": {"2019 (1) $": "-", "2018 (2) $": 126, "Change %": -100.0, "Change in constant currency (3) %": -100.0, "Foreign exchange impact (3) $": "-"}, "Years ended August 31, -- ": {"2019 (1) $": 2331820.0, "2018 (2) $": 2147404.0, "Change %": 8.6, "Change in constant currency (3) %": 6.8, "Foreign exchange impact (3) $": 37433.0}}
broadband_2019 = df["Years ended August 31, -- Canadian broadband services"]["2019 (1) $"]
broadband_2018 = df["Years ended August 31, -- Canadian broadband services"]["2018 (2) $"]
answer = broadband_2019 - broadband_2018