Data
U. Delaware
| Fields | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 |
|---|---|---|---|---|---|---|---|---|---|---|
| All fields | 254 | 236 | 206 | 211 | 235 | 231 | 232 | 269 | 219 | 194 |
| Science and engineering | 229 | 216 | 182 | 189 | 208 | 220 | 209 | 247 | 197 | 173 |
| Agricultural sciences and natural resources | 8 | 5 | 12 | 11 | 11 | 12 | 9 | 15 | 13 | 9 |
| Agricultural sciences | 7 | 4 | 6 | 6 | 8 | 6 | 5 | 4 | 7 | 7 |
| Natural resources and conservation | 1 | 1 | 6 | 5 | 3 | 6 | 4 | 11 | 6 | 2 |
| Biological and biomedical sciences | 33 | 24 | 30 | 21 | 23 | 19 | 39 | 26 | 17 | 22 |
| Biochemistry and biophysics | 6 | 3 | 3 | 3 | 5 | 4 | 19 | 6 | 1 | 9 |
| Biology and biomedical sciences, general | . | 4 | 7 | 1 | 1 | 2 | 9 | 7 | 1 | 6 |
| Bioinformatics, biostatistics, and computational biology | 1 | 2 | 2 | 5 | 5 | 4 | 1 | 2 | . | . |
| Cellular and developmental biology, and anatomy | 2 | 1 | . | 2 | . | . | . | 4 | 1 | 1 |
| Ecology, evolutionary biology, and epidemiology | 3 | . | . | . | 1 | . | 1 | 1 | 2 | . |
| Genetics and genomics | . | 1 | . | . | . | . | . | . | . | . |
| Microbiology and immunology | 1 | 1 | 3 | . | 1 | . | . | 1 | 1 | 1 |
| Molecular biology | 4 | 3 | 7 | 2 | 2 | 4 | . | 1 | 2 | 1 |
| Neurobiology and neurosciences | . | . | 1 | 4 | 2 | 1 | . | 1 | . | . |
| Pharmacology and toxicology | . | . | . | . | . | . | . | . | 1 | . |
| Physiology, pathology, and cancer biology | 2 | 2 | 1 | 2 | . | 2 | 1 | 1 | 7 | 3 |
| Biology and biomedical sciences, other | 14 | 7 | 6 | 2 | 6 | 2 | 8 | 2 | 1 | 1 |
| Computer and information sciences | 10 | 13 | 9 | 9 | 11 | 12 | 9 | 10 | 9 | 6 |
| Computer science | 8 | 4 | 7 | 5 | 8 | 10 | . | 7 | 5 | 5 |
| Computer and information sciences, other | 2 | 9 | 2 | 4 | 3 | 2 | 9 | 3 | 4 | 1 |
| Engineering | 99 | 75 | 57 | 57 | 75 | 83 | 69 | 84 | 59 | 64 |
| Aerospace, aeronautical, and astronautical engineering | . | 1 | . | 1 | . | . | . | . | . | . |
| Bioengineering and biomedical engineering | 9 | 9 | 6 | 1 | 10 | 3 | . | 2 | 1 | 3 |
| Chemical and petroleum engineering | 30 | 17 | 19 | 14 | 18 | 28 | 27 | 27 | 18 | 20 |
| Civil, environmental, and transportation engineering | 11 | 11 | 5 | 8 | 11 | 11 | 15 | 8 | 6 | 10 |
| Electrical and computer engineering | 16 | 16 | 12 | 15 | 17 | 20 | 7 | 15 | 14 | 12 |
| Industrial engineering and operations research | . | . | . | . | . | . | . | 1 | . | . |
| Materials and mining engineering | 16 | 10 | 9 | 8 | 11 | 7 | 11 | 19 | 9 | 9 |
| Mechanical engineering | 13 | 8 | 4 | 9 | 5 | 11 | 8 | 11 | 9 | 9 |
| Engineering, other | 4 | 3 | 2 | 1 | 3 | 3 | 1 | 1 | 2 | 1 |
| Geosciences, atmospheric, and ocean sciences | 5 | 8 | 4 | 12 | 7 | 7 | 11 | 15 | 8 | 6 |
| Geological sciences | 2 | 3 | . | 2 | . | 1 | 2 | 3 | 2 | 1 |
| Ocean, marine, and atmospheric sciences | 3 | 5 | 4 | 10 | 7 | 6 | 9 | 12 | 6 | 5 |
| Health sciences | 7 | 8 | 2 | 10 | 7 | 8 | 9 | 10 | 9 | 4 |
| Nursing science | . | . | 1 | 1 | . | . | 2 | . | 2 | . |
| Public health | 1 | . | . | . | . | . | . | 1 | . | . |
| Health sciences, other | 6 | 8 | 1 | 9 | 7 | 8 | 7 | 9 | 7 | 4 |
| Mathematics and statistics | 12 | 8 | 9 | 9 | 4 | 5 | 8 | 9 | 12 | 7 |
| Applied mathematics | 4 | 3 | 2 | 7 | 3 | 2 | 6 | 5 | 9 | 4 |
| Mathematics | 2 | . | . | 1 | . | 3 | 1 | 3 | 1 | 1 |
| Statistics | . | . | . | . | . | . | 1 | . | . | . |
| Mathematics and statistics, other | 6 | 5 | 7 | 1 | 1 | . | . | 1 | 2 | 2 |
| Physical sciences | 17 | 31 | 26 | 21 | 34 | 38 | 10 | 29 | 28 | 21 |
| Astronomy and astrophysics | 1 | 3 | . | 2 | 6 | 2 | 2 | 1 | 1 | . |
| Chemistry | 12 | 23 | 17 | 13 | 21 | 27 | 2 | 17 | 19 | 15 |
| Physics | 4 | 5 | 9 | 6 | 7 | 9 | 6 | 11 | 8 | 6 |
| Psychology | 8 | 16 | 6 | 8 | 8 | 8 | 12 | 15 | 10 | 7 |
| Clinical psychology | 2 | 4 | 1 | 2 | 5 | 3 | 2 | 4 | 4 | 3 |
| Research and experimental psychology | 5 | 10 | 3 | 4 | . | 4 | . | 6 | 4 | 2 |
| Psychology, other | 1 | 2 | 2 | 2 | 3 | 1 | 10 | 5 | 2 | 2 |
| Social sciences | 30 | 28 | 27 | 31 | 28 | 28 | 33 | 34 | 32 | 27 |
| Economics | 11 | 5 | 6 | 10 | 10 | 11 | 12 | 7 | 7 | 5 |
| Political science and government | 3 | 4 | 3 | 2 | 1 | 1 | 2 | 4 | 4 | 2 |
| Public policy analysis | 4 | 5 | . | 3 | 5 | 2 | 1 | 2 | 6 | 5 |
| Sociology, demography, and population studies | 4 | 3 | 4 | 4 | 3 | 1 | 2 | 4 | 3 | 1 |
| Social sciences, other | 8 | 11 | 14 | 12 | 9 | 13 | 16 | 17 | 12 | 14 |
| Non-science and engineering | 25 | 20 | 24 | 22 | 27 | 11 | 23 | 22 | 22 | 21 |
| Business | 2 | 2 | 4 | . | 4 | . | . | 1 | 1 | . |
| Business | 2 | 2 | 4 | . | 4 | . | . | 1 | 1 | . |
| Education | 1 | 2 | 10 | 7 | 12 | 1 | 5 | 6 | 8 | 7 |
| Education research | 1 | . | 6 | 5 | 8 | . | . | 4 | 5 | 2 |
| Teacher education and teaching fields | . | . | 2 | 1 | 3 | 1 | 2 | 1 | 3 | 2 |
| Education, other | . | 2 | 2 | 1 | 1 | . | 3 | 1 | . | 3 |
| Humanities and arts | 16 | 12 | 10 | 15 | 8 | 9 | 17 | 14 | 13 | 14 |
| Letters | 6 | 4 | 5 | 2 | 3 | 2 | 4 | 3 | 6 | 3 |
| Foreign languages and literature | . | . | . | . | . | . | 1 | . | . | . |
| History | 5 | 3 | 2 | 4 | 1 | 4 | 8 | 6 | 5 | 5 |
| Humanities and arts, other | 5 | 5 | 3 | 9 | 4 | 3 | 4 | 5 | 2 | 6 |
| Other non-science and engineering | 6 | 4 | . | . | 3 | 1 | 1 | 1 | . | . |
| Communication | 2 | . | . | . | . | . | . | . | . | . |
| Public administration and social services | 4 | 2 | . | . | 3 | 1 | . | . | . | . |
| Non-science and engineering, other | . | 2 | . | . | . | . | 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
