What is the difference between the long-term debt due less than 1 year and 1 to 3 years?
{"Long-term debt(1)": {"Total ": 110865, "Less than 1 year": 10470, "1 to 3 years ": 16431, "3 to 5 years ": 9803, "More than 5 years": 74161}, "Finance lease obligations(2) ": {"Total ": 1213, "Less than 1 year": 366, "1 to 3 years ": 479, "3 to 5 years ": 244, "More than 5 years": 124}, "Total long-term debt, including current maturities ": {"Total ": 112078, "Less than 1 year": 10836, "1 to 3 years ": 16910, "3 to 5 years ": 10047, "More than 5 years": 74285}, "Interest on long-term debt(1) ": {"Total ": 62450, "Less than 1 year": 4578, "1 to 3 years ": 8383, "3 to 5 years ": 7426, "More than 5 years": 42063}, "Operating leases(2)": {"Total ": 25968, "Less than 1 year": 4099, "1 to 3 years ": 7127, "3 to 5 years ": 5485, "More than 5 years": 9257}, "Purchase obligations(3) ": {"Total ": 18769, "Less than 1 year": 8384, "1 to 3 years ": 7448, "3 to 5 years ": 1441, "More than 5 years": 1496}, "Other long-term liabilities(4) ": {"Total ": 4135, "Less than 1 year": 694, "1 to 3 years ": 1692, "3 to 5 years ": 1749, "More than 5 years": "\u2014"}, "Finance obligations(5) ": {"Total ": 1539, "Less than 1 year": 281, "1 to 3 years ": 579, "3 to 5 years ": 603, "More than 5 years": 76}, "Total contractual obligations  ": {"Total ": 224939, "Less than 1 year": 28872, "1 to 3 years ": 42139, "3 to 5 years ": 26751, "More than 5 years": 127177}}
longterm_debt_1_1_to_3_years = df["Long-term debt(1)"]["1 to 3 years "]
longterm_debt_1_less_than_1_year = df["Long-term debt(1)"]["Less than 1 year"]
answer = longterm_debt_1_1_to_3_years - longterm_debt_1_less_than_1_year