Data

California Institute of Technology

Postdoctorates in science, engineering, and health, by selected characteristics: 2024–15
All races	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
Science and engineering	574	523	551	557	555	681	617	629	601	552
Science	448	406	426	442	446	540	491	476	468	444
Agricultural and veterinary sciences	0	0	0	0	0	0	0	0	0	0
Biological and biomedical sciences	145	131	132	150	157	190	176	164	169	149
Communication	0	0	0	0	0	0	0	0	0	0
Computer and information sciences	0	0	0	0	0	0	1	1	0	13
Family and consumer sciences and human sciences	0	0	0	0	0	0	0	0	0	0
Geosciences, atmospheric, and ocean sciences	54	49	54	60	69	83	65	58	56	57
Mathematics and statistics	15	15	5	3	3	2	1	2	0	0
Multidisciplinary and interdisciplinary sciences	43	37	44	41	39	45	40	37	27	13
Natural resources and conservation	0	0	0	0	0	0	0	0	0	0
Physical sciences	191	174	191	188	178	220	208	214	216	212
Psychology	0	0	0	0	0	0	0	0	0	0
Social sciences	0	0	0	0	0	0	0	0	0	0
Engineering	126	117	125	115	109	141	126	153	133	108
Aerospace, aeronautical, and astronautical engineering	11	14	9	12	17	23	16	19	14	15
Biological, biomedical, and biosystems engineering	26	22	24	25	16	22	19	18	7	7
Chemical, petroleum, and chemical-related engineering	37	31	33	26	21	35	27	35	37	31
Civil, environmental, transportation and related engineering fields	1	1	3	3	2	4	6	8	9	7
Electrical, electronics, communications and computer engineering	9	7	11	9	13	10	10	11	13	12
Industrial, manufacturing, systems engineering and operations research	0	0	0	0	0	0	0	0	0	0
Mechanical engineering	24	23	23	16	21	25	25	26	22	10
Metallurgical, mining, materials and related engineering fields	0	0	0	0	0	0	0	0	0	0
Other engineering	18	19	22	24	19	22	23	36	31	26
Clinical medicine	0	0	0	0	0	0	0	0	0	0
Other health	0	0	0	0	0	0	0	0	0	0

NOTES:

. = data were not collected at this level or institution was not eligible to participate for this survey year.

Fields of study are grouped as they appear in survey data table (https://www.nsf.gov/statistics/srvygradpostdoc/#tabs-2).