Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the amoun of marginal ordinary income tax rate where married filing jointly or qualified widow is $208,851–$372,950?

### Inputs:
table_name: table, columns: ['Marginal Ordinary Income Tax Rate', 'Single', 'Married Filing Jointly or Qualified Widow(er)', 'Married Filing Separately', 'Head of Household']

### Response:
SELECT COUNT Marginal Ordinary Income Tax Rate FROM table WHERE Married Filing Jointly or Qualified Widow(er) = $208,851–$372,950