What is the Total contractual cash obligations for years 2020-2024 inclusive?
{"Contractual Obligations -- Short-term borrowings": {"Total": 98.9, "2020": 98.9, "2021-2022": "$ \u2014", "2023-2024": "$ \u2014", "Thereafter": "$ \u2014"}, "Contractual Obligations -- Current portion of long-term debt(1)": {"Total": 18.4, "2020": 18.4, "2021-2022": "\u2014", "2023-2024": "\u2014", "Thereafter": "\u2014"}, "Contractual Obligations -- Long-term debt(1)": {"Total": 3729.2, "2020": "\u2014", "2021-2022": 938.9, "2023-2024": 1499.8, "Thereafter": 1290.5}, "Contractual Obligations -- Total debt": {"Total": 3846.5, "2020": 117.3, "2021-2022": 938.9, "2023-2024": 1499.8, "Thereafter": 1290.5}, "Contractual Obligations -- Interest payments due on long-term debt(2)": {"Total": 1057.2, "2020": 180.4, "2021-2022": 342.7, "2023-2024": 204.7, "Thereafter": 329.4}, "Contractual Obligations -- Operating leases": {"Total": 105.4, "2020": 30.6, "2021-2022": 40.0, "2023-2024": 18.7, "Thereafter": 16.1}, "Contractual Obligations -- First quarter 2020 quarterly cash dividend declared": {"Total": 24.8, "2020": 24.8, "2021-2022": "\u2014", "2023-2024": "\u2014", "Thereafter": "\u2014"}, "Contractual Obligations -- Other principal contractual obligations": {"Total": 86.2, "2020": 35.6, "2021-2022": 31.4, "2023-2024": 19.2, "Thereafter": "\u2014"}, "Contractual Obligations -- Total contractual cash obligations(3)": {"Total": 5120.1, "2020": 388.7, "2021-2022": 1353.0, "2023-2024": 1742.4, "Thereafter": 1636.0}}
total_2020 = df["Contractual Obligations -- Total contractual cash obligations(3)"]["2020"]
total_20212022 = df["Contractual Obligations -- Total contractual cash obligations(3)"]["2021-2022"]
total_20232024 = df["Contractual Obligations -- Total contractual cash obligations(3)"]["2023-2024"]
answer = total_2020 + total_20212022 + total_20232024