Table 5-22 |
Authors per S&E article, by field: 1988 and 2005 |
|
|
Field |
|
1988 |
|
2005 |
|
All fields |
|
3.1 |
|
4.5 |
Engineering |
|
2.5 |
|
3.6 |
Astronomy |
|
2.5 |
|
5.0 |
Chemistry |
|
3.1 |
|
4.1 |
Physics |
|
3.3 |
|
5.4 |
Geosciences |
|
2.4 |
|
3.7 |
Mathematics |
|
1.5 |
|
1.9 |
Computer sciences |
|
1.9 |
|
2.8 |
Agricultural sciences |
|
2.7 |
|
4.0 |
Biological sciences |
|
3.3 |
|
4.9 |
Medical sciences |
|
3.6 |
|
5.3 |
Other life sciences |
|
2.0 |
|
3.1 |
Psychology |
|
2.1 |
|
2.9 |
Social sciences |
|
1.4 |
|
1.8 |
|
NOTE: Articles classified by year they entered database rather than year of publication.
SOURCES: Thomson Scientific, Science Citation Index and Social Sciences Citation Index, http://scientific.thomson.com/products/categories/citation/; ipIQ, Inc.; and National Science Foundation, Division of Science Resources Statistics, special tabulations. Science and Engineering Indicators 2008 |
|