The logistics sector in 2011 was characterized by flat freight volume and higher rates, says Rosalyn Wilson, senior business analyst at Delcan, who researches and writes the annual State of Logistics report. The report is underwritten by the Council of Supply Chain Management Professionals and Penske Logistics.

Total U.S. business logistics costs in 2011 rose to $1.28tr, a 6.6-percent increase from the previous year, accounting for 8.5 percent of the country's gross domestic product, according to the 23rd Annual State of Logistics Report, presented by the Council of Supply Chain Management Professionals and Penske Logistics.