Unemployment rate, March 2006-March 2007 Percent 2006 Mar 4.7 Apr 4.7 May 4.6 Jun 4.6 Jul 4.8 Aug 4.7 Sep 4.6 Oct 4.4 Nov 4.5 Dec 4.5 2007 Jan 4.6 Feb 4.5 Mar 4.4