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Table 42. Postdoctoral appointees in science, engineering, and health in all institutions, by detailed field, citizenship, ethnicity, and race: 2013
    U.S. citizens and permanent residentsa  
    Not Hispanic or Latino  
Field Total Hispanic or
Latino
American
Indian or
Alaska Native
Asian Black or
African
American
Native Hawaiian
or Other Pacific
Islander
White More than
one race
Unknown
ethnicity
and race
Temporary
visa holders
All surveyed fields 61,942 1,490 121 5,440 1,132 77 17,348 263 3,675 32,396
   Science and engineering 43,395 961 71 3,526 667 50 11,953 165 2,864 23,138
      Science 36,289 845 68 2,898 607 46 10,640 147 2,300 18,738
         Agricultural sciences 1,319 34 0 125 21 3 428 9 117 582
         Biological sciences 19,330 467 41 1,689 332 23 5,213 58 1,161 10,346
            Anatomy 258 9 0 29 1 0 77 1 2 139
            Biochemistry 2,097 53 1 191 29 1 512 4 98 1,208
            Biology 2,141 61 15 159 37 0 690 10 133 1,036
            Biometry and epidemiology 638 14 2 57 23 3 207 3 23 306
            Biophysics 164 2 0 13 1 0 31 1 17 99
            Botany 614 22 0 63 6 0 152 1 88 282
            Cell biology 2,387 46 1 185 25 11 506 6 322 1,285
            Ecology 107 2 0 7 1 0 42 0 15 40
            Entomology and parasitology 258 4 0 20 1 0 98 2 17 116
            Genetics 1,394 30 4 132 14 0 370 3 94 747
            Microbiology, immunology, and virology 2,188 54 2 212 53 1 647 9 109 1,101
            Nutrition 214 5 1 21 6 2 72 0 18 89
            Pathology 1,505 27 5 145 28 0 344 5 45 906
            Pharmacology 1,284 38 4 129 31 2 387 4 38 651
            Physiology 1,412 36 3 122 34 0 415 3 34 765
            Zoology 94 2 0 9 2 0 49 0 14 18
            Biological sciences nec 2,575 62 3 195 40 3 614 6 94 1,558
         Communication 76 2 0 2 2 0 25 0 14 31
         Computer sciences 765 17 1 68 17 0 153 2 44 463
         Earth, atmospheric, and ocean sciences 2,032 42 2 123 17 3 800 24 133 888
            Atmospheric sciences 209 2 0 10 4 0 55 5 13 120
            Geosciences 730 11 0 32 5 3 245 9 53 372
            Oceanography 423 7 2 25 1 0 198 7 20 163
            Earth, atmospheric, and ocean sciences nec 670 22 0 56 7 0 302 3 47 233
         Family and consumer sciences and human sciences 90 2 0 14 8 0 40 1 4 21
         Mathematical sciences 932 18 0 52 10 1 305 8 94 444
            Mathematics and applied mathematics 787 16 0 43 6 1 275 8 68 370
            Statistics 145 2 0 9 4 0 30 0 26 74
         Multidisciplinary and interdisciplinary studies 891 20 1 75 17 2 339 5 45 387
         Neuroscience 1,696 52 3 138 13 1 475 8 142 864
         Physical sciences 7,197 111 14 489 86 8 1,894 23 391 4,181
            Astronomy 407 4 1 16 0 3 151 0 42 190
            Chemistry 3,850 66 2 295 73 2 897 13 128 2,374
            Physics 2,682 39 10 165 11 3 731 9 218 1,496
            Physical sciences nec 258 2 1 13 2 0 115 1 3 121
         Psychology 1,023 30 1 58 34 1 592 5 64 238
            Clinical psychology 104 3 0 3 10 0 79 0 2 7
            Psychology, general 568 15 0 30 9 1 320 3 47 143
            Psychology nec 351 12 1 25 15 0 193 2 15 88
         Social sciences 938 50 5 65 50 4 376 4 91 293
            Agricultural economics 61 1 0 8 3 0 18 0 8 23
            Anthropology (cultural and social) 118 5 2 6 6 0 66 1 8 24
            Economics (except agricultural) 62 5 0 6 0 0 14 0 10 27
            Geography 89 1 0 5 1 1 38 0 3 40
            History and philosophy of science 14 0 0 0 0 0 4 0 2 8
            Linguistics 33 0 0 2 2 0 11 1 4 13
            Political science 239 9 1 13 10 0 109 0 27 70
            Sociology 93 8 0 6 7 2 38 1 8 23
            Sociology and anthropology 3 0 0 0 0 0 1 0 2 0
            Social sciences nec 226 21 2 19 21 1 77 1 19 65
      Engineering 7,106 116 3 628 60 4 1,313 18 564 4,400
         Aerospace engineering 202 1 0 21 0 0 40 1 15 124
         Agricultural engineering 152 0 0 21 3 1 22 0 4 101
         Architecture 17 1 0 0 0 0 6 0 1 9
         Biomedical engineering 1,103 23 1 130 17 1 260 0 87 584
         Chemical engineering 1,230 25 0 117 8 0 232 5 53 790
         Civil engineering 587 9 0 58 3 0 140 3 50 324
         Electrical engineering 1,180 14 1 80 9 0 174 3 152 747
         Engineering science 240 1 0 16 1 0 51 1 3 167
         Industrial engineering 133 3 0 16 1 0 29 0 13 71
         Mechanical engineering 1,034 21 0 93 7 0 173 2 77 661
         Metallurgical and materials engineering 809 12 1 63 8 1 117 1 75 531
         Mining engineering 7 2 0 0 0 0 2 0 0 3
         Nuclear engineering 105 1 0 1 0 0 20 1 9 73
         Petroleum engineering 49 0 0 2 0 0 3 1 0 43
         Engineering nec 258 3 0 10 3 1 44 0 25 172
   Health 18,547 529 50 1,914 465 27 5,395 98 811 9,258
      Clinical medicine 15,831 436 46 1,645 397 26 4,543 92 702 7,944
         Anesthesiology 439 8 1 44 2 0 108 0 16 260
         Cardiology 777 14 2 77 16 0 174 1 46 447
         Endocrinology 441 18 6 35 5 0 131 6 9 231
         Gastroenterology 317 2 2 25 7 1 69 3 10 198
         Hematology 348 10 0 35 9 0 83 3 9 199
         Neurology 941 25 6 58 19 9 249 7 32 536
         Obstetrics and gynecology 301 5 1 23 11 0 94 4 12 151
         Oncology and cancer research 1,859 54 2 196 39 1 453 4 36 1,074
         Ophthalmology 528 13 3 41 8 2 106 3 34 318
         Otorhinolaryngology 160 7 0 10 2 0 54 1 3 83
         Pediatrics 1,584 49 4 197 50 5 565 4 62 648
         Preventive medicine and community health 703 32 1 64 43 1 250 8 36 268
         Psychiatry 1,008 38 1 78 29 0 498 3 93 268
         Pulmonary disease 288 8 1 36 8 0 129 0 2 104
         Radiology 921 17 4 93 14 1 186 6 27 573
         Surgery 1,297 41 1 123 29 2 346 5 34 716
         Clinical medicine nec 3,919 95 11 510 106 4 1,048 34 241 1,870
      Other health 2,716 93 4 269 68 1 852 6 109 1,314
         Dental sciences 303 2 1 37 10 0 66 0 15 172
         Nursing 77 3 0 2 9 0 41 0 3 19
         Pharmaceutical sciences 995 17 2 112 22 1 251 4 28 558
         Speech pathology and audiology 49 3 0 7 0 0 27 1 4 7
         Veterinary sciences 564 26 0 48 8 0 241 0 39 202
         Other health nec 728 42 1 63 19 0 226 1 20 356

nec = not elsewhere classified.
a Ethnicity and race data are available only for U.S. citizens and permanent residents.
NOTE: "Field" refers to the field of the unit that reports postdocs to the Survey of Graduate Students and Postdoctorates in Science and Engineering.
SOURCE: National Science Foundation, National Center for Science and Engineering Statistics, NSF-NIH Survey of Graduate Students and Postdoctorates in Science and Engineering, 2013.
Data from survey cycle Fall 2013, as of 8 August 2014.