What was the change in the Tax benefits recognized from stock-based compensation from 2017 to 2018?
{"": {"January 3, 2020": "", "December 28, 2018": "(in millions)", "December 29, 2017": ""}, "Total stock-based compensation expense": {"January 3, 2020": 52, "December 28, 2018": 44, "December 29, 2017": 43}, "Tax benefits recognized from stock-based compensation": {"January 3, 2020": 13, "December 28, 2018": 11, "December 29, 2017": 17}}
tax_benefits_2018 = df["Tax benefits recognized from stock-based compensation"]["December 28, 2018"]
tax_benefits_2017 = df["Tax benefits recognized from stock-based compensation"]["December 29, 2017"]
answer = tax_benefits_2018 - tax_benefits_2017