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. 2014 Feb 28;4(2):e004201. doi: 10.1136/bmjopen-2013-004201

Table 1.

The accumulated and average impact factor of articles from Mainland (ML), Taiwan (TW) and Hong Kong (HK)

Year Accumulated impact factor
Average impact factor
ML HK TW ML HK TW
2000 54 895 167 831 171 309 4.223 4.662 4.393
2001 66 619 78 862 149 393 2.896 3.286 3.557
2002 38 238 133 937 248 554 2.941 3.827 3.452
2003 50 552 194 997 328 783 2.808 3.482 3.961
2004 109 898 244 190 331 810 3.330 4.003 4.200
2005 218 684 162 832 355 665 3.364 3.877 3.824
2006 242 293 308 506 318 215 3.106 4.007 3.350
2007 292 890 193 632 379 165 2.615 4.503 3.108
2008 533 500 172 982 463 555 2.868 3.530 3.485
2009 802 387 240 543 445 968 2.939 3.880 2.953
TOTAL 24 09956 18 98312 31 92417 2.961 3.914 3.512