Table 1

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

YearAccumulated impact factorAverage impact factor
MLHKTWMLHKTW
200054 895167 831171 3094.2234.6624.393
200166 61978 862149 3932.8963.2863.557
200238 238133 937248 5542.9413.8273.452
200350 552194 997328 7832.8083.4823.961
2004109 898244 190331 8103.3304.0034.200
2005218 684162 832355 6653.3643.8773.824
2006242 293308 506318 2153.1064.0073.350
2007292 890193 632379 1652.6154.5033.108
2008533 500172 982463 5552.8683.5303.485
2009802 387240 543445 9682.9393.8802.953
TOTAL24 0995618 9831231 924172.9613.9143.512