What was the percentage change in other current assets between 2018 and 2019?
{"Prepaid voyage and operating costs": {"December 31, 2019": 5726, "December 31, 2018": 9261}, "Claims receivable": {"December 31, 2019": 3826, "December 31, 2018": 22224}, "Prepaid other taxes": {"December 31, 2019": 1012, "December 31, 2018": 2682}, "Advances for working capital purposes": {"December 31, 2019": "\u2014", "December 31, 2018": 18}, "Other": {"December 31, 2019": 1675, "December 31, 2018": 6005}, "Total prepaid expenses and other current assets": {"December 31, 2019": 12239, "December 31, 2018": 40190}}
other_2019 = df["Other"]["December 31, 2019"]
other_2018 = df["Other"]["December 31, 2018"]
answer = (other_2019 - other_2018) / other_2018 * 100.0