Government Spending includes federal, state, and local spending. Intergovernmental transfers represent federal grants and transfers
spent by states or local governments on programs at the state or local level.
You can look at details of the data here. You can look at
deficits here and debt here. You can create custom charts
here and download data here.
You can look at the federal budget here. You can take a course in spending here.
On April 25, 2016, usgovernmentspending.com updated its Gross Output series with the latest data from the Bureau of Economic Analysis, including nominal Gross Output for calendar 2015 of $31.387 trillion. Gross Output for some years previous to 2015 have been revised by BEA.
usgovernmentspending.com now reports Gross Output on its Spending Details page and permits charting of spending and revenue as "percent of Gross Output".
The Bureau of Economic Analysis has extended its Gross Output series back to 1947 this year, and usgovernmentspending.com has done the same.