What was the change in the Loans and other borrowings from 2018 to 2019?
{"Loans and other borrowings": {"2019 m": 16876, "2018 m": 14275, "2017 m": 12713}, "Less: -- Cash and cash equivalents": {"2019 m": -1666, "2018 m": -528, "2017 m": -528}, "Less: -- Current asset investments": {"2019 m": -3214, "2018 m": -3022, "2017 m": -1520}, "Less: -- ": {"2019 m": 11996, "2018 m": 10725, "2017 m": 10665}, "Adjustments: -- To retranslate debt balances at swap rates where hedged by currency swaps": {"2019 m": -701, "2018 m": -874, "2017 m": -1419}, "Adjustments: -- To remove accrued interest applied to reflect the effective interest method and fair value adjustments": {"2019 m": -260, "2018 m": -224, "2017 m": -314}, "Adjustments: -- Net debt": {"2019 m": 11035, "2018 m": 9627, "2017 m": 8932}}
loans_2019_m = df["Loans and other borrowings"]["2019 m"]
loans_2018_m = df["Loans and other borrowings"]["2018 m"]
answer = loans_2019_m - loans_2018_m