What is the amoun of marginal ordinary income tax rate where married filing jointly or qualified widow is $208,851–$372,950?
create table table_11647327_2 (marginal_ordinary_income_tax_rate varchar, married_filing_jointly_or_qualified_widow_er_ varchar, PRIMARY KEY (marginal_ordinary_income_tax_rate))
select count(marginal_ordinary_income_tax_rate) from table_11647327_2 where married_filing_jointly_or_qualified_widow_er_ = "$208,851–$372,950"