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根据ScienceWatch.com2012年1月公布的总引“前20(Top 20)”国,在22个领域的所有被引总数,美国名列第一,总数为48862100次,德国名列第二,总数为10518133次,名列第三的英国与德国十分接近,达到10508202次,日本名列第四,被引总数为8084145次,法国第五(被引7007693次),加拿大第六,被引6019195次,我国名列第七,被引总数(5191358次)与名列第八的意大利基本相当(5151675次),其他国家的被引总数见下表。美国被引总数是我国的9.4倍多!德、英被引总数是我国的2倍多,但是5年被引总数的增长,我们的发展较快(见:Number of Citations (In 5-year Intervals) )。
Table 1 Top 20 Countries: Citations in Five-Year Increments
Rank |
Country |
Total citations |
1 |
USA |
48,862,100 |
2 |
GERMANY |
10,518,133 |
3 |
ENGLAND |
10,508,202 |
4 |
JAPAN |
8,084,145 |
5 |
FRANCE |
7,007,693 |
6 |
CANADA |
6,019,195 |
7 |
PEOPLES REPUBLIC OF CHINA |
5,191,358 |
8 |
ITALY |
5,151,675 |
9 |
NETHERLANDS |
3,974,719 |
10 |
AUSTRALIA |
3,681,695 |
11 |
SPAIN |
3,588,655 |
12 |
SWITZERLAND |
3,070,458 |
13 |
SWEDEN |
2,686,304 |
14 |
SOUTH KOREA |
2,024,609 |
15 |
BELGIUM |
1,918,993 |
16 |
INDIA |
1,727,973 |
17 |
SCOTLAND |
1,709,814 |
18 |
DENMARK |
1,574,167 |
19 |
ISREAL |
1,426,421 |
20 |
BRAZIL |
1,360,097 |
Source: Essential Science IndicatorsSM from Thomson Reuters, time period: 2001-August 31, 2011 (fourth bimonthly period of 2011).
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