What is the percentage change in the current provisions from 2018 to 2019?
{"Current -- Annual leave": {"2019 $000": 2349, "2018 $000": 2233}, "Current -- Long service leave": {"2019 $000": 830, "2018 $000": 781}, "Current -- Clawback": {"2019 $000": 2715, "2018 $000": 2463}, "Current -- Rebates": {"2019 $000": 241, "2018 $000": 224}, "Current -- ": {"2019 $000": 6135, "2018 $000": 5701}, "Non-Current -- Long service leave": {"2019 $000": 418, "2018 $000": 343}, "Non-Current -- ": {"2019 $000": 418, "2018 $000": 343}}
current_2019 = df["Current -- "]["2019 $000"]
current_2018 = df["Current -- "]["2018 $000"]
answer = (current_2019 - current_2018) / current_2018 * 100.0