Table A-1 - Research doctorates included in the Survey of Earned Doctorates: 2020–24
Table A-2 - Survey response rates: 1970–2024
Table A-3 - Survey item response rates: 2018–24
Table A-4 - SED field of doctorate taxonomy, by SED-CIP series/codes: 2024
Table A-5 - Doctoral SED-CIP codes in broad, major, and detailed fields: 2024
Table A-6 - Doctoral SED-CIP code crosswalk to trend broad, major, and fine fields: 2024
Table A-7 - Comparison of the broad and major fields, trend broad and major fields, and historical broad and major fields
Table B-1 - SED data table crosswalk: 2020 vs. 2021–24
