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Table 48. Postdoctoral appointees in science, engineering, and health in all institutions, by detailed field and origin of doctoral degree: 2013
Field Total United Statesa Foreign country Degree origin
unknown
All surveyed fields 61,942 22,701 17,650 21,591
   Science and engineering 43,395 16,128 11,975 15,292
      Science 36,289 13,708 10,340 12,241
         Agricultural sciences 1,319 476 200 643
         Biological sciences 19,330 7,037 6,175 6,118
            Anatomy 258 80 107 71
            Biochemistry 2,097 689 702 706
            Biology 2,141 1,012 621 508
            Biometry and epidemiology 638 279 149 210
            Biophysics 164 87 67 10
            Botany 614 163 120 331
            Cell biology 2,387 823 708 856
            Ecology 107 42 10 55
            Entomology and parasitology 258 107 47 104
            Genetics 1,394 486 439 469
            Microbiology, immunology, and virology 2,188 879 677 632
            Nutrition 214 76 30 108
            Pathology 1,505 492 558 455
            Pharmacology 1,284 525 509 250
            Physiology 1,412 493 496 423
            Zoology 94 43 10 41
            Biological sciences nec 2,575 761 925 889
         Communication 76 38 11 27
         Computer sciences 765 302 198 265
         Earth, atmospheric, and ocean sciences 2,032 830 478 724
            Atmospheric sciences 209 73 53 83
            Geosciences 730 311 193 226
            Oceanography 423 253 114 56
            Earth, atmospheric, and ocean sciences nec 670 193 118 359
         Family and consumer sciences and human sciences 90 29 2 59
         Mathematical sciences 932 456 179 297
            Mathematics and applied mathematics 787 404 143 240
            Statistics 145 52 36 57
         Multidisciplinary and interdisciplinary studies 891 324 122 445
         Neuroscience 1,696 615 548 533
         Physical sciences 7,197 2,537 2,130 2,530
            Astronomy 407 155 122 130
            Chemistry 3,850 1,339 1,188 1,323
            Physics 2,682 1,006 789 887
            Physical sciences nec 258 37 31 190
         Psychology 1,023 596 168 259
            Clinical psychology 104 76 7 21
            Psychology, general 568 306 95 167
            Psychology nec 351 214 66 71
         Social sciences 938 468 129 341
            Agricultural economics 61 23 4 34
            Anthropology (cultural and social) 118 49 13 56
            Economics (except agricultural) 62 35 10 17
            Geography 89 46 26 17
            History and philosophy of science 14 3 6 5
            Linguistics 33 20 3 10
            Political science 239 127 26 86
            Sociology 93 57 13 23
            Sociology and anthropology 3 3 0 0
            Social sciences nec 226 105 28 93
      Engineering 7,106 2,420 1,635 3,051
         Aerospace engineering 202 80 35 87
         Agricultural engineering 152 44 38 70
         Architecture 17 4 0 13
         Biomedical engineering 1,103 427 225 451
         Chemical engineering 1,230 388 290 552
         Civil engineering 587 219 117 251
         Electrical engineering 1,180 341 307 532
         Engineering science 240 100 81 59
         Industrial engineering 133 60 19 54
         Mechanical engineering 1,034 345 237 452
         Metallurgical and materials engineering 809 242 194 373
         Mining engineering 7 4 3 0
         Nuclear engineering 105 52 22 31
         Petroleum engineering 49 21 24 4
         Engineering nec 258 93 43 122
   Health 18,547 6,573 5,675 6,299
      Clinical medicine 15,831 5,678 5,030 5,123
         Anesthesiology 439 123 149 167
         Cardiology 777 253 349 175
         Endocrinology 441 189 202 50
         Gastroenterology 317 117 166 34
         Hematology 348 120 113 115
         Neurology 941 265 263 413
         Obstetrics and gynecology 301 97 114 90
         Oncology and cancer research 1,859 723 642 494
         Ophthalmology 528 148 264 116
         Otorhinolaryngology 160 58 63 39
         Pediatrics 1,584 757 541 286
         Preventive medicine and community health 703 291 111 301
         Psychiatry 1,008 520 178 310
         Pulmonary disease 288 151 85 52
         Radiology 921 322 290 309
         Surgery 1,297 335 399 563
         Clinical medicine nec 3,919 1,209 1,101 1,609
      Other health 2,716 895 645 1,176
         Dental sciences 303 88 101 114
         Nursing 77 55 3 19
         Pharmaceutical sciences 995 292 301 402
         Speech pathology and audiology 49 18 2 29
         Veterinary sciences 564 196 92 276
         Other health nec 728 246 146 336

nec = not elsewhere classified.
a United States includes Puerto Rico and U.S. territories.
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.