What was the percentage change in Other in 2019 from 2018?
{"": {"2019": "\u00a3m", "2018": "\u00a3m"}, "Retailers": {"2019": 20.4, "2018": 21.7}, "Manufacturer and Agency": {"2019": 3.2, "2018": 3.0}, "Other": {"2019": 1.3, "2018": 0.7}, "Total": {"2019": 24.9, "2018": 25.4}}
other_2019 = df["Other"]["2019"]
other_2018 = df["Other"]["2018"]
answer = ( other_2019 - other_2018 ) / other_2018 * 100.0