Most of us as families pay 15 to 20 percent in federal taxes.

The federal income tax has been in place ever since.

After federal and state taxes, you'd be left with about $2.5 million.

So the federal taxes for the couple, who are in their late 30's, went from $17,000 to more than $30,000.

Less than 1% of the population paid federal income tax at the time.

You do have to pay federal income tax on it, however.

Hence the average federal tax was about $1/person per year.

Many families making less than $35,000 a year already pay no federal income taxes.

The federal income tax is only one of several taxes Americans pay.

The first modern federal income tax was created in 1894.