Data
U. California, San Diego
| Fields | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 |
|---|---|---|---|---|---|---|---|---|---|---|
| All fields | 490 | 512 | 492 | 471 | 520 | 521 | 501 | 481 | 485 | 517 |
| Science and engineering | 444 | 457 | 438 | 410 | 465 | 441 | 446 | 412 | 406 | 446 |
| Science | 285 | 309 | 305 | 285 | 337 | 326 | 329 | 306 | 303 | 331 |
| Life science | 103 | 104 | 108 | 91 | 122 | 102 | 105 | 110 | 113 | 111 |
| Agricultural sciences | . | . | 1 | . | . | . | 3 | . | 1 | 1 |
| Biological sciences | 95 | 100 | 101 | 90 | 109 | 87 | 93 | 98 | 98 | 101 |
| Health sciences | 8 | 4 | 6 | 1 | 13 | 15 | 9 | 12 | 14 | 9 |
| Physical sciences and earth sciences | 99 | 91 | 90 | 99 | 86 | 99 | 92 | 93 | 64 | 93 |
| Chemistry | 39 | 30 | 20 | 22 | 29 | 31 | 31 | 31 | 14 | 28 |
| Earth, atmospheric, and ocean sciences | 35 | 35 | 40 | 45 | 32 | 43 | 26 | 33 | 26 | 36 |
| Physics and astronomy | 25 | 26 | 30 | 32 | 25 | 25 | 35 | 29 | 24 | 29 |
| Mathematics and computer sciences | 28 | 50 | 41 | 39 | 40 | 35 | 38 | 36 | 51 | 52 |
| Computer sciences | 15 | 35 | 20 | 25 | 24 | 15 | 22 | 20 | 29 | 30 |
| Mathematics | 13 | 15 | 21 | 14 | 16 | 20 | 16 | 16 | 22 | 22 |
| Psychology and social sciences | 55 | 64 | 66 | 56 | 89 | 90 | 94 | 67 | 75 | 75 |
| Psychology | 12 | 16 | 16 | 5 | 31 | 26 | 32 | 26 | 26 | 31 |
| Anthropology | 9 | 5 | 4 | 7 | 4 | 6 | 8 | 4 | 7 | 7 |
| Economics | 17 | 22 | 15 | 14 | 26 | 15 | 25 | 13 | 17 | 17 |
| Political science and government | 7 | 5 | 14 | 11 | 9 | 13 | 14 | 11 | 13 | 13 |
| Sociology | 1 | 6 | 8 | 6 | 7 | 11 | 6 | 7 | 7 | 4 |
| Other social sciences | 9 | 10 | 9 | 13 | 12 | 19 | 9 | 6 | 5 | 3 |
| Engineering | 159 | 148 | 133 | 125 | 128 | 115 | 117 | 106 | 103 | 115 |
| Aeronautical/astronautical engineering | 1 | 1 | 1 | 1 | 1 | 1 | 2 | . | 2 | 2 |
| Biological/biomedical sciences | 23 | 23 | 22 | 23 | 20 | 25 | 25 | 17 | 23 | 30 |
| Chemical engineering | 6 | 3 | 2 | 1 | 6 | 1 | . | 1 | . | 2 |
| Civil engineering | . | 1 | . | . | 1 | 2 | 1 | . | . | . |
| Electrical engineering | 43 | 29 | 33 | 28 | 23 | 29 | 28 | 36 | 32 | 29 |
| Materials/metallurgical engineering | 29 | 24 | 25 | 23 | 28 | 19 | 19 | 18 | 10 | 13 |
| Mechanical engineering | 13 | 15 | 17 | 15 | 12 | 9 | 16 | 11 | 14 | 11 |
| Other engineering | 44 | 52 | 33 | 34 | 37 | 29 | 26 | 23 | 22 | 28 |
| Non-science and engineering | 46 | 55 | 54 | 61 | 55 | 80 | 55 | 69 | 79 | 71 |
| Education | 13 | 18 | 9 | 15 | 14 | 22 | 12 | 22 | 21 | 22 |
| Education administration | 7 | 15 | 6 | 13 | 4 | 9 | 5 | 16 | 9 | 13 |
| Education research | . | . | 3 | . | 3 | 3 | 3 | 3 | 2 | 6 |
| Teacher education | . | . | . | . | . | 2 | . | . | 1 | . |
| Teaching fields | 1 | 2 | . | 1 | 4 | 4 | 4 | 3 | 7 | 3 |
| Other education | 5 | 1 | . | 1 | 3 | 4 | . | . | 2 | . |
| Humanities | 27 | 29 | 41 | 37 | 31 | 45 | 36 | 40 | 51 | 46 |
| Foreign languages & literature | 1 | 1 | . | . | . | 1 | 2 | 1 | 1 | 9 |
| History | 5 | 5 | 12 | 13 | 7 | 7 | 10 | 10 | 14 | 9 |
| Letters | 5 | 3 | 5 | 5 | 5 | 7 | 5 | 11 | 14 | 12 |
| Other humanities and arts | 16 | 20 | 24 | 19 | 19 | 30 | 19 | 18 | 22 | 16 |
| Other | 6 | 8 | 4 | 9 | 10 | 13 | 7 | 7 | 7 | 3 |
| Business management/administration | 4 | 3 | 1 | 4 | 2 | 3 | 1 | . | . | . |
| Communication | 1 | 5 | 3 | 5 | 8 | 9 | 6 | 7 | 7 | 3 |
| Fields not elsewhere classified (nec) | 1 | . | . | . | . | 1 | . | . | . | . |
NOTES:
- . = data were not collected at this level or institution was not eligible to participate for this survey year.
SOURCE: National Center for Science and Engineering Statistics, Survey of Earned Doctorates
