What is the ratio of other operating expenses in 2019 to 2017?
{"(Gain) loss on disposition of property, plant, and equipment": {"2019": 43, "2018": -96, "2017": -22}, "Restructure and asset impairments": {"2019": -29, "2018": 28, "2017": 18}, "Other": {"2019": 35, "2018": 11, "2017": 5}, "": {"2019": 49, "2018": -57, "2017": 1}}
other_2019 = df["Other"]["2019"]
other_2017 = df["Other"]["2017"]
answer = other_2019 / other_2017