Table C-18.  Federal obligations for research, by detailed field                                   

                                   of science and engineering: fiscal years 1993, 1994, and 1995                                    

                                                                                                                                    

                                                      [Dollars in thousands]                                                        

                                                                                                                                    

                   _____________________________________________________________________________________________                    

                                                                |               |                                                   

                                                                |               |           Estimates                               

                         Field of science and engineering       |     1993      |                                                   

                                                                                 _______________________________                    

                                                                |               |               |                                   

                                                                |               |     1994      |     1995                          

                                                                |               |               |                                   

                   _____________________________________________________________________________________________                    

                                                                |               |               |                                   

                     Total, all fields .........................|   26,890,497  |   28,033,513  |   28,161,167                      

                                                                |               |               |                                   

                   Life sciences, total ........................|   10,772,095  |   11,350,156  |   11,609,220                      

                     Biological (excluding environmental) ......|    4,730,607  |    4,963,297  |    5,243,876                      

                     Environmental biology .....................|      556,492  |      628,432  |      613,281                      

                     Agricultural ..............................|      772,221  |      770,956  |      773,654                      

                     Medical ...................................|    4,404,435  |    4,651,046  |    4,651,959                      

                     Life sciences, n.e.c ......................|      308,340  |      336,425  |      326,450                      

                                                                |               |               |                                   

                   Psychology, total ...........................|      550,682  |      569,435  |      573,731                      

                     Biological aspects ........................|       37,200  |       39,163  |       37,493                      

                     Social aspects ............................|      134,739  |      132,575  |      121,496                      

                     Psychological sciences, n.e.c. ............|      378,743  |      397,697  |      414,742                      

                                                                |               |               |                                   

                   Physical sciences, total ....................|    4,426,961  |    4,449,023  |    4,379,108                      

                     Astronomy .................................|      686,281  |      707,224  |      697,900                      

                     Chemistry .................................|      843,155  |      915,889  |      955,414                      

                     Physics ...................................|    2,638,367  |    2,476,724  |    2,455,909                      

                     Physical sciences, n.e.c. .................|      259,158  |      349,186  |      269,885                      

                                                                |               |               |                                   

                   Environmental sciences, total ...............|    2,608,489  |    2,831,732  |    2,690,286                      

                     Atmospheric ...............................|      984,118  |    1,071,127  |      986,194                      

                     Geological ................................|      797,865  |      822,313  |      823,171                      

                     Oceanography ..............................|      467,350  |      523,220  |      489,284                      

                     Environmental sciences, n.e.c. ............|      359,156  |      415,072  |      391,637                      

                                                                |               |               |                                   

                   Mathematics & computer sciences, total ......|    1,225,416  |    1,409,960  |    1,526,033                      

                     Mathematics ...............................|      290,785  |      322,798  |      350,266                      

                     Computer sciences .........................|      826,085  |      940,403  |      998,570                      

                     Mathematics & computer sciences, n.e.c. ...|      108,546  |      146,759  |      177,197                      

                                                                |               |               |                                   

                   Engineering, total ..........................|    5,499,419  |    5,700,552  |    5,629,428                      

                     Aeronautical ..............................|    1,193,030  |    1,296,318  |    1,230,515                      

                     Astronautical .............................|      493,978  |      482,879  |      436,691                      

                     Chemical ..................................|      245,526  |      275,445  |      277,082                      

                     Civil .....................................|      251,994  |      374,797  |      339,553                      

                                                                |               |               |                                   

                     Electrical ................................|      881,462  |      782,912  |      823,714                      

                     Mechanical ................................|      466,868  |      385,312  |      420,622                      

                     Metallurgy & materials ....................|      695,691  |      805,664  |      805,581                      

                     Engineering, n.e.c. .......................|    1,270,870  |    1,297,225  |    1,295,670                      

                                                                |               |               |                                   

                   Social sciences, total ......................|      674,889  |      708,403  |      698,815                      

                     Anthropology ..............................|       13,739  |       15,651  |       16,740                      

                     Economics .................................|      204,716  |      213,033  |      212,735                      

                     Political science .........................|       29,220  |       13,169  |       21,402                      

                     Sociology .................................|       76,703  |       74,288  |       66,920                      

                     Social sciences, n.e.c. ...................|      350,511  |      392,262  |      381,018                      

                                                                |               |               |                                   

                   Other sciences, n.e.c. ......................|    1,132,546  |    1,014,252  |    1,054,546                      

                                                                |               |               |                                   

                   _____________________________________________________________________________________________                    

                                                                                                                                    

                      NOTE:     Only those agencies that had obligations in the variables represented by this                       

                                table appear in the table.  For a complete list of the Federal agencies that                        

                                have been included in the Federal Funds Survey, refer to appendix A.                                

                                                                                                                                    

                      KEY:      n.e.c. = Not elsewhere classified                                                                   

                                                                                                                                    

                      SOURCE:   National Science Foundation/SRS, Survey of Federal Funds for                                        

                                Research and Development: Fiscal Years 1993, 1994 and 1995