Between 2000 and 2019, the overall number of STEM workers in the United States increased by 44.5 percent, from 7.5 million to 10.8 million. 40% of this increase were immigrants. As of 2019, there were 2.5 million immigrant STEM workers, 23% of the total, up from 16% in 2000.
Immigrants from India accounted for 29 percent, or 725,000 of all foreign-born STEM workers in 2019. In that year there were 2.7 million Indians in the U.S, of whom 80% or 2.16 million were of working age. This means that 33% of Indian workers in the U.S. were STEM workers. By comparison, about 6% of all workers are STEM workers.