What is the change in the value of Finance lease and other financing obligations between 2018 and 2019?
{"Senior secured term loan": {"December 27, 2019 ": 238129, "December 28, 2018": 239745}, "Convertible senior notes ": {"December 27, 2019 ": 150000, "December 28, 2018": "\u2014"}, "Convertible unsecured note ": {"December 27, 2019 ": 4000, "December 28, 2018": "\u2014"}, "Finance lease and other financing obligations": {"December 27, 2019 ": 3905, "December 28, 2018": 193}, "Asset-based loan facility ": {"December 27, 2019 ": "\u2014", "December 28, 2018": 44185}, "Deferred finance fees and original issue discount ": {"December 27, 2019 ": -9207, "December 28, 2018": -5893}, "Total debt obligations": {"December 27, 2019 ": 386827, "December 28, 2018": 278230}, "Less: current installments ": {"December 27, 2019 ": -721, "December 28, 2018": -61}, "Total debt obligations excluding current installments": {"December 27, 2019 ": 386106, "December 28, 2018": 278169}}
finance_lease_2019 = df["Finance lease and other financing obligations"]["December 27, 2019 "]
finance_lease_2018 = df["Finance lease and other financing obligations"]["December 28, 2018"]
answer = finance_lease_2019 - finance_lease_2018