• It probably won't be much, but Fannie Mae calculates that housing may grow in dollar value this year and add to U.S. GDP growth for the first time since 2005.
• Every year, housing sales have shrunk, contributing less and less to each year's GDP. They totaled $612 billion in 2005 and had got down to $440.5 billion last year.
• In 2012, Fannie Mae Director of Mortgage Market Analysis Richard Koss told a conference, the housing portion of GDP likely will be "something like 2%" of the U.S. total. It once made up about 6% a year.

From the article: "Housing may actually add to U.S. GDP growth by the end of 2012, according to Fannie Mae Director of Mortgage Market Analysis Richard Koss. ..."