Median Price of US Single-family Homes Falls Parabolically

This chart from "Chart-of-the-Day" shows the price of single family home prices grew at a parabolic rate on the way up and they are now falling at an even faster parabolic rate.

Chart of the Day says:

For some perspective into the all-important US real estate market, today's chart illustrates the US median price of a single-family home over the past 38 years. Thanks, in part, to low long-term interest rates, the trend from 1991 to 2005 was impressive. Not only did housing prices increase at a rapid rate, the rate at which housing prices increased – increased. That brings us to today's chart which illustrates how housing prices have dropped well below their accelerated upward trend and 29% from the 2005 peak. It is worth noting that housing prices are currently decreasing at a rapid rate. In fact, the rate at which housing prices have been decreasing has been increasing.