Table 5-27
Citations of U.S. S&E articles, by field: Selected years, 1992–2001
 
Field 1992 1994 1996 1997 1999 2001
All fields 1,389,314 1,516,264 1,624,607 1,648,899 1,696,859 1,678,293
Clinical medicine 475,793 516,665 554,332 574,859 584,330 589,762
Biomedical research 460,148 518,304 562,361 572,122 594,596 568,328
Biology 52,535 57,825 58,649 58,130 56,981 57,899
Chemistry 88,010 96,827 105,960 105,762 110,927 109,703
Physics 137,922 141,653 138,417 131,958 125,968 120,593
Earth/space sciences 55,086 58,818 71,230 73,507 83,053 82,614
Engineering/technology 32,680 35,189 33,664 32,958 34,001 36,809
Mathematics 6,858 6,631 6,961 6,418 7,520 7,794
Social/behavorial sciences 80,282 84,353 93,032 93,187 99,481 104,793
 
NOTES: Social/behavorial sciences include social sciences, psychology, health sciences, and professional fields. Computer sciences are included in engineering and technology. Fields counts may not sum to total due to rounding.

SOURCES: Institute for Scientific Information, Science Citation Index and Social Sciences Citation index; CHI Research, Inc.; and National Science Foundation, Division of Science Resources Statistics, special tabulations.
 
Science & Engineering Indicators — 2004
Source Links:
Source data Excel
Close window