Appendix B

TABLE B-1 Age Distribution of New Entrants, 1973-1979

 

 

FIELD OF SCIENCE

Age

Biomedical

Nonbiomedical

Behavioral

Nonbehavioral

<29

0.251

0.194

0.228

0.2

29-30

0.267

0.226

0.215

0.237

31-32

0.183

0.189

0.189

0.188

33-34

0.118

0.122

0.102

0.125

35-36

0.076

0.082

0.075

0.082

37-38

0.039

0.054

0.049

0.052

39-40

0.021

0.034

0.033

0.031

41-42

0.012

0.024

0.025

0.021

43-44

0.013

0.017

0.018

0.016

45-46

0.006

0.017

0.018

0.014

47-48

0.006

0.013

0.009

0.012

49-50

0.002

0.007

0.012

0.005

51-52

0.002

0.01

0.01

0.006

53-54

0.002

0.005

0.003

0.005

55-56

0

0.002

0.003

0.002

57-58

0

0.002

0.004

0.001

59-60

0

0.001

0.002

0.001

>60

0.001

0.001

0.003

0.002

 

SOURCE: Survey of Doctorate Recipients (1975-1979).



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OCR for page 25
Appendix B TABLE B-1 Age Distribution of New Entrants, 1973-1979     FIELD OF SCIENCE Age Biomedical Nonbiomedical Behavioral Nonbehavioral <29 0.251 0.194 0.228 0.2 29-30 0.267 0.226 0.215 0.237 31-32 0.183 0.189 0.189 0.188 33-34 0.118 0.122 0.102 0.125 35-36 0.076 0.082 0.075 0.082 37-38 0.039 0.054 0.049 0.052 39-40 0.021 0.034 0.033 0.031 41-42 0.012 0.024 0.025 0.021 43-44 0.013 0.017 0.018 0.016 45-46 0.006 0.017 0.018 0.014 47-48 0.006 0.013 0.009 0.012 49-50 0.002 0.007 0.012 0.005 51-52 0.002 0.01 0.01 0.006 53-54 0.002 0.005 0.003 0.005 55-56 0 0.002 0.003 0.002 57-58 0 0.002 0.004 0.001 59-60 0 0.001 0.002 0.001 >60 0.001 0.001 0.003 0.002   SOURCE: Survey of Doctorate Recipients (1975-1979).

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TABLE B-2 Age Distribution of New Entrants, 1979-1985     FIELD OF SCIENCE Age Biomedical Nonbiomedical Behavioral Nonbehavioral <29 0.195 0.154 0.142 0.162 29-30 0.29 0.204 0.197 0.222 31-32 0.211 0.179 0.174 0.182 33-34 0.12 0.153 0.167 0.147 35-36 0.07 0.094 0.084 0.089 37-38 0.043 0.07 0.078 0.064 39-40 0.022 0.043 0.047 0.039 41-42 0.019 0.029 0.025 0.027 43-44 0.008 0.019 0.027 0.017 45-46 0.007 0.013 0.011 0.012 47-48 0.004 0.011 0.012 0.01 49-50 0.005 0.008 0.014 0.007 51-52 0.003 0.006 0.006 0.006 53-54 0.001 0.003 0.003 0.003 55-56 0.002 0.005 0.004 0.004 57-58 0.001 0.005 0.005 0.004 59-60 0 0.002 0.003 0.002 >60 0.001 0.001 0.003 0.001   Source: Survey of Doctorate Recipients (1981-1985).

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TABLE B-3 Age Distribution of New Entrants, 1985-1991     FIELD OF SCIENCE Age Biomedical Nonbiomedical Behavioral Nonbehavioral <29 0.116 0.115 0.074 0.123 29-30 0.268 0.18 0.133 0.209 31-32 0.207 0.178 0.166 0.187 33-34 0.131 0.14 0.138 0.138 35-36 0.092 0.106 0.133 0.098 37-38 0.07 0.079 0.093 0.075 39-40 0.04 0.06 0.06 0.056 41-42 0.028 0.042 0.068 0.034 43-44 0.018 0.029 0.043 0.024 45-46 0.01 0.022 0.033 0.017 47-48 0.009 0.013 0.017 0.011 49-50 0.004 0.009 0.012 0,008 51-52 0.003 0.007 0.009 0.005 53-54 0 0.006 0.007 0.004 55-56 0.002 0.003 0.004 0.003 57-58 0.001 0.003 0.002 0.002 59-60 0.003 0. 003 0.002 0.003 >60 0 0.003 0.002 0.003   SOURCE: Survey of Doctorate Recipients (1987-1991).

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