Labor productivity (as measured by output per hour) rose at an average annual rate of 1.4 percent in the architectural services industry between 1987 and 2003.
Productivity growth in the architectural services industry was strongest during the first half of the 1990s. Between 1990 and 1995, output per hour grew at an annual rate of 2.7 percent. In this period, output rose 2.1 percent per year on average and hours declined 0.6 percent per year on average.
In contrast, from 1995 to 2000, productivity did not advance in this industry. Both output and hours increased at a brisk 6.9 percent per year during this time.
Bureau of Labor Statistics, U.S. Department of Labor, The Economics Daily, Productivity in the architectural services industry at https://www.bls.gov/opub/ted/2006/mar/wk4/art04.htm (visited September 30, 2022).