Scientists and engineers as a share of all employees, 2011 (millions of workers)

Total employees Scientists and engineers (with bachelor’s or more) Scientists and engineers’ share of total
All industries 139.9 5.3 3.8%
Manufacturing 14.3 1.1 7.8%
Nonmanufacturing* 125.6 4.2 3.3%
Ratio, manufacturing to nonmanufacturing 2.4-to-1

*Employees in nonmanufacturing industries include self-employed workers and members of the Armed Forces. Other industry classifications in this paper have excluded such workers.

Source: Author's analysis of Current Population Survey Outgoing Rotation Group microdata

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