Table A-1 - Research doctoral degrees included in the Survey of Earned Doctorates:  2017–21
Table A-2 - Survey response rates: 1970–2021
Table A-3 - Item response rates: 2012–21
Table A-4 - SED field of doctorate taxonomy, by SED-CIP series/ codes: 2021
Table A-5 - SED-CIP codes in new broad, major, and detailed fields: 2021
Table A-6 - SED-CIP code crosswalk to historical broad, major, and fine fields: 2021
Table B-1 - SED data tables list: 2020 and 2021 
