December’s Case-Shiller Index showed major devaluations nationwide. As compared to December 2009, on a year-over-year basis, home values fell in 18 of the Case Shiller Index’s 20 tracked markets, and the U.S. National Index dropped 4 percent overall. The retreat puts December’s home values at similar levels as compared to early-2003.

The Case-Shiller Index posted awful numbers in its most recent reading. Each of the index’s 20 tracked markets showed home price deterioration between September’s and October’s respective report. Some markets fell as much as 2.9 percent.

Standard & Poors released the September Case-Shiller Index Tuesday. The Case-Shiller Index is a home-value tracker. The report shows home prices down 0.7% from August and values fading, in general.