Historical Inflation This calculator shows how inflation over the years has impacted purchasing power. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content A Penny Saved is Two Pennies Earned Here are some simple and inexpensive energy-saving tips that may help you save money. The Long Run: Women and Retirement For women, retirement strategy is a long race. It’s helpful to know the route. 18 Years’ Worth of Days The average retirement lasts for 18 years, with many lasting even longer. Will you fill your post-retirement days with purpose?