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Item |1979-80|1980-81|1985-86|1987-88|1988-89|1989-90|1990-91 |1991-92|1992-93|1993-94|1994-95|1995-96|1996-97|1997-98|1998-99
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__________________________________|_______|_______|_______|_______|_______|_______|________|_______|_______|_______|_______|_______|_______|_______|_______
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16
__________________________________|_______|_______|_______|_______|_______|_______|________|_______|_______|_______|_______|_______|_______|_______|_______
Number of doctorates ........| 3,863 | 3,745 | 3,461 | 3,555 | 3,552 | 3,822 | 4,099 | 4,444 | 4,482 | 4,744 | 5,061 | 5,116 | 5,387 | 5,499 | 5,468
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Sex (percent) | | | | | | | | | | | | | | |
Men ............................| 60.4 | 58.7 | 54.8 | 55.7 | 54.5 | 54.4 | 53.5 | 53.7 | 52.5 | 52.3 | 51.7 | 50.3 | 51.9 | 51.3 | 51.1
Women ..........................| 39.6 | 41.3 | 45.2 | 44.3 | 45.5 | 45.6 | 46.5 | 46.3 | 47.5 | 47.7 | 48.3 | 49.7 | 48.1 | 48.7 | 48.9
Racial/ethnic group (percent) | | | | | | | | | | | | | | |
American Indian ................| 0.3 | 0.4 | 0.2 | 0.2 | 0.2 | 0.3 | 0.3 | 0.5 | 0.3 | 0.6 | 0.4 | 0.5 | 0.5 | 0.5 | 0.6
Asian ..........................| 2.0 | 1.8 | 1.8 | 2.3 | 3.0 | 2.4 | 2.5 | 3.0 | 3.6 | 4.6 | 5.1 | 5.1 | 4.8 | 4.9 | 4.8
Black ..........................| 3.0 | 2.9 | 2.9 | 3.0 | 2.9 | 2.3 | 3.0 | 2.7 | 3.0 | 2.9 | 2.9 | 3.1 | 3.5 | 3.6 | 4.2
Hispanic ................. | 3.0 | 3.2 | 3.5 | 3.9 | 3.8 | 4.2 | 4.3 | 3.9 | 4.2 | 4.4 | 3.8 | 4.3 | 4.8 | 4.5 | 4.7
White ..........................| 91.6 | 91.7 | 91.6 | 90.5 | 90.2 | 90.9 | 89.9 | 89.9 | 88.9 | 87.5 | 87.8 | 87.0 | 86.4 | 86.4 | 85.8
Citizenship (percent) | | | | | | | | | | | | | | |
United States ..................| 87.3 | 85.7 | 78.8 | 78.4 | 76.4 | 78.3 | 77.0 | 77.7 | 78.3 | 78.3 | 78.6 | 77.4 | 76.5 | 77.1 | 78.0
Foreign ........................| 8.8 | 10.2 | 13.7 | 14.4 | 15.5 | 15.2 | 18.3 | 19.2 | 18.7 | 19.9 | 19.4 | 19.6 | 16.1 | 15.9 | 17.4
Unknown ........................| 3.9 | 4.1 | 7.4 | 7.1 | 8.1 | 6.5 | 4.7 | 3.2 | 3.0 | 1.8 | 1.9 | 3.0 | 7.4 | 7.0 | 4.6
Median age at doctorate (years) ..| 33.4 | 33.5 | 35.0 | 35.4 | 35.7 | 35.7 | 35.8 | 35.6 | 35.6 | 35.7 | 35.4 | 35.2 | 35.2 | 35.1 | 35.1
Percent with bachelor's degree in | | | | | | | | | | | | | | |
same field as doctorate .........| 64.2 | 61.0 | 58.2 | 56.7 | 55.5 | 57.1 | 57.7 | 56.5 | 56.4 | 57.4 | 56.6 | 55.8 | 46.1 | 46.9 | 48.2
Median time lapse from bachelor's | | | | | | | | | | | | | | |
to doctorate (years) | | | | | | | | | | | | | | |
Total time .....................| 10.6 | 10.8 | 12.1 | 12.2 | 12.5 | 12.2 | 12.3 | 12.0 | 11.9 | 12.0 | 12.0 | 11.8 | 11.7 | 11.6 | 11.7
Registered time ................| 7.7 | 7.7 | 8.2 | 8.5 | 8.4 | 8.3 | 8.4 | 8.3 | 8.3 | 8.5 | 8.4 | 8.3 | 8.6 | 8.7 | 8.9
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