Over-the-month percent change in price index for imports, April 2005–April 2006 (not seasonally adjusted) Percent change 2005 Apr 0.9 May -0.8 Jun 1.2 Jul 1.2 Aug 1.4 Sep 2.1 Oct 0.1 Nov -1.9 Dec 0.0 2006 Jan 1.2 Feb -0.6 Mar -0.2 Apr 2.1 Data may be revised in each of the three months after original publication.