Nonfarm business sector labor productivity increased at a 9.5 percent annual rate during the third quarter of 2009, the U.S. Bureau of Labor Statistics reported. This was the largest gain in productivity since the third quarter of 2003, when it rose 9.7 percent. Labor productivity,
or output per hour, is calculated by dividing an index of real output by an index of hours of all persons, including employees, proprietors, and
unpaid family workers. Output increased 4.0 percent and hours worked decreased 5.0 percent in the third quarter of 2009.