What is the percentage change in additions for tax positions related to the current year in 2019 from 2018?
{"": {"2019": "", "2018": "(in thousands)"}, "Balance at beginning of year": {"2019": 9942, "2018": 13248}, "Additions (reductions) for tax positions taken in prior years": {"2019": 8458, "2018": -80}, "Recognition of benefits from expiration of statutes": {"2019": -776, "2018": -1770}, "Additions for tax positions related to the current year": {"2019": 951, "2018": 713}, "Reductions for tax positions related to acquisitions": {"2019": "\u2014", "2018": -2169}, "Balance at end of year": {"2019": 18575, "2018": 9942}}
additions_2019 = df["Additions for tax positions related to the current year"]["2019"]
additions_2018 = df["Additions for tax positions related to the current year"]["2018"]
answer = ( additions_2019 - additions_2018 ) / additions_2018 * 100.0