You have to also look at the department of energy spending on wikipedia since they do fossil fuel development, which adds an additional half billion. So 3.7 bi

You have to also look at the department of energy spending on wikipedia since they do fossil fuel development, which adds an additional half billion. So 3.7 billion per year, at least. But oil companies are also some of the main beneficiaries of things like the foreign tax credit, so you have to consider that as well.