Combined years the University has been the US Department of Energy’s prime contractor for Argonne and Fermi national labs: 70 Economic impact, in billions, of the two labs in Illinois during 2010: $1.3 Illinois jobs Argonne and Fermilab created in 2010: 9,481 Number of scientists that Argonne, the nation’s largest federally funded user facility, hosted in 2010: 5,500 Number of K–12 students who visit Fermilab annually: 18,000 Total acreage at Fermilab, which includes nature trails, marshes, ponds, and a herd of bison: 6,800