What was the percentage change in Total obligations between 2018 and 2019?
{"4.05% Senior Notes, due June 15, 2025": {"2019": 100000, "2018": 100000}, "4.22% Senior Notes, due June 15, 2028 ": {"2019": 50000, "2018": 50000}, "Borrowings under the credit facility": {"2019": 95000, "2018": "\u2014"}, "Capital lease and other financing obligations": {"2019": 44492, "2018": 39857}, "Unamortized deferred financing fees": {"2019": -1512, "2018": -1240}, "Total obligations": {"2019": 287980, "2018": 188617}, "Less: current portion ": {"2019": -100702, "2018": -5532}, "Long-term debt and capital lease obligations, net of current portion": {"2019": 187278, "2018": 183085}}
total_obligations_2019 = df["Total obligations"]["2019"]
total_obligations_2018 = df["Total obligations"]["2018"]
answer = ( total_obligations_2019 - total_obligations_2018 ) / total_obligations_2018 * 100.0