On average about 3% a year. That's the "rule" I was always taught anyways. some years it has been over double 5% a year. http://www.usinflationcalculator.com

On average about 3% a year. That's the "rule" I was always taught anyways. some years it has been over double 5% a year. http://www.usinflationcalculator.com/inflation/historical-inflation-rates/ http://www.usinflationcalculator.com/inflation/historical-in... We have been lucky to have low inflation for the last several years. My mom was trying to establish her adult life during the double digit inflation of the late 70s early 80s and talks about how hard it was and how high the interest rates were.