June 14, 2011
Prices for overall imports advanced 12.5 percent over the past year, the largest 12-month increase since the index rose 13.1 percent between September 2007 and September 2008.
Despite a 0.2-percent May decrease, fuel prices advanced 42.3 percent over the past 12 months, the largest year-over-year rise since the index increased 54.4 percent for the year ended April 2010. Both petroleum and natural gas prices rose for the May 2010 to May 2011 period, advancing 44.6 percent and 8.8 percent, respectively.
These data are from the International Price program. Import and export prices are subject to revision. For more information, see "U.S. Import and Export Price Indexes — May 2011" (HTML) (PDF), news release USDL-11-0850.