The company said its previous highest-volume week was in October 2007.

Express also reported today that sales are up an average of 59% over the last 10 weeks compared to the same period in 2009.

For the year to date, sales are up 40%, according to Express.

Express Employment Professionals is a division of Express Services Inc. It ranked No. 10 on Staffing Industry Analysts 2009 list of largest U.S. staffing firms.