Table A-1 - Research degrees included in the Survey of Earned Doctorates:  2018–22
Table A-2 - Survey response rates: 1970–2022
Table A-3 - Item response rates: 2013–22
Table A-4 - SED field of doctorate taxonomy, by SED-CIP series/codes: 2022
Table A-5 - Doctoral SED-CIP codes in new broad, major, and detailed fields: 2022
Table A-6 - Doctoral SED-CIP code crosswalk to historical broad, major, and fine fields: 2022
Table B-1 - SED data table crosswalk: 2020 vs. 2021–22
Table B-2 - Crosswalk of historical broad fields and their constituent fields in the SED data tables and the summary report
