What percent of ethanol is used in gas today?

Question

I know that it will vary for different gas companies but what is gas today made of - how much percent of the gas is the ethanol produced by corn?

Sources or a website with the percentages would be greatly appreciated! :)

Answer 1

Ten percent or nothing normaly.  Less than ten percent may be used in cold places for winter formula gas, it keeps the fuel lines from freezing.

Answer 2

iT IS 10%

Answer 3

85%