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2008年开始中国计算机科学研究文献超过美国,2009年数据拉大了。
详细数据见 http://www.scimagojr.com/compare.php?c1=CN&c2=US&c3=GB&c4=JP&area=1700&category=0&in=it
DocumentsCitable DocumentsCitesSelf CitesCites per Document(Cites-Self cites) per Document
H Index% cited documentsInternational collaboration
| China | United States | United Kingdom | Japan |
---|---|---|---|---|
1996 | 3,019 | 23,030 | 3,917 | 4,570 |
1997 | 2,114 | 22,821 | 3,923 | 4,778 |
1998 | 4,178 | 24,669 | 4,273 | 4,881 |
1999 | 3,018 | 23,994 | 4,066 | 5,891 |
2000 | 5,004 | 23,988 | 4,602 | 5,893 |
2001 | 6,182 | 23,499 | 4,571 | 5,571 |
2002 | 7,178 | 27,580 | 4,961 | 5,802 |
2003 | 9,080 | 31,343 | 6,271 | 7,033 |
2004 | 13,471 | 35,568 | 7,221 | 7,984 |
2005 | 20,613 | 36,735 | 8,337 | 8,721 |
2006 | 30,427 | 46,503 | 10,945 | 11,428 |
2007 | 37,386 | 46,698 | 12,353 | 12,301 |
2008 | 52,310 | 50,101 | 13,480 | 14,169 |
2009 | 72,777 | 53,782 | 14,451 | 15,321 |
2010 | 79,904 | 55,099 | 14,986 | 15,338 |
2011 | 73,600 | 55,861 | 14,890 | 15,919 |
2012 | 70,104 | 55,155 | 14,984 | 15,678 |
2013 | 43,359 | 38,450 | 11,081 | 9,599 |
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