Table 28. Proportion of Ph.D. academic staff in 



science receiving Federal support and engaged in 



basic research, by field, 1964-70 



[Percent] 



Field of science 1964 1966 1968 1970 



All fields 69 69 64 57 



Physics 84 82 78 74 



Biology 77 78 76 71 



Chemistry 74 74 66 60 



Psychology 67 66 62 53 



Earth and marine 



sciences 54 56 54 51 



Mathematics .... 51 47 43 30 



Social sciences 36 39 37 30 



Source National Science Foundation, special tabulations from the 

 National Register of Scientific and Tectinicai Personnel. 1964-70. 



Table 29. Proportion of young and senior Ph.D. 



academic staff in science receiving Federal 



support and engaged in basic research, 



1964-70 



[Percent] 



Source: National Science Foundation, special tabulations from ttle 

 National Register of Scientific and Technical Personnel. 1964-70- 



Table 31. Total Federal expenditures for 

 intramural basic research, 1960-72 



[Dollars in millions] 



Year 



1960 



1961 



1962 



1963 



1964 



1965 



1966 



1967 



1968 



1969 



1970 



1971 (prelim.) . 



1972 (est.) 



Current 

 dollars 



Constant 



1958 

 dollars' 



$160 

 206 

 251 

 299 

 364 

 424 

 449 

 478 

 512 

 577 

 658 

 535 

 575 



$155 

 197 

 237 

 279 

 334 

 382 

 394 

 406 

 419 

 450 

 486 

 378 

 394 



' GNP price deflator was used to convert current to constant dollars. 

 Source National Science Foundation. National Patterns of R&D 

 Resources. 1953-73 (NSF 73-303), 



Table 30. Ratio of young to senior Ph.D. academic staff receiving Federal 

 support and engaged in basic research, by field, 1964-70 



Field of science 



Percent of 

 senior 



Ratio of young 

 to senior 



1964 1966 1968 1970 1964 1966 1968 1970 



Physics 



Chemistry 



Social sciences . 



Psychology 



Biology 



Earth and marine 



sciences 



Mathematics 



86 

 77 



37 

 70 

 81 



54 

 60 



86 



78 

 43 

 71 

 81 



56 

 59 



83 

 70 

 39 

 70 

 80 



53 

 56 



78 

 63 

 34 

 62 

 74 



51 

 45 



95 

 93 

 93 

 89 



87 



81 

 70 



90 

 91 

 81 

 84 

 90 



87 

 64 



89 

 90 

 87 

 80 

 89 



86 

 60 



86 

 90 

 74 

 72 



87 



91 

 48 



Source: 



National Science Foundation, special tabulations from the National Register of Scientific and Technical 

 Personnel. 1964-70, 



121 



