What is the value of accounting related accounts payable as a percentage of the 2019 total accounts payable and accrued expenses?
{"Accounting": {"December 31, 2019": 36161, "December 31, 2018": 52365}, "Research and development": {"December 31, 2019": 650584, "December 31, 2018": 137114}, "Legal": {"December 31, 2019": 15273, "December 31, 2018": 32161}, "Other": {"December 31, 2019": 163029, "December 31, 2018": 10048}, "Total": {"December 31, 2019": 865047, "December 31, 2018": 231688}}
accounting_accounts_payable = df["Accounting"]["December 31, 2019"]
total_accounts_payable = df["Total"]["December 31, 2019"]
answer = accounting_accounts_payable / total_accounts_payable * 100.0