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Table 2 Articles from the most productive countries, 2009-2013

From: Worldwide productivity in the field of foot and ankle research from 2009–2013: a bibliometric analysis of highly cited journals

Country N % N per 10 million population N per 100 billion US $ GDP Total citation Mean citation
United States 1025 49.2 32.1 6.1 3631 3.5
United Kingdom 221 10.6 34.7 8.8 651 2.9
Australia 92 4.4 40.9 5.9 420 4.6
South Korea 84 4.0 17.1 6.4 162 1.9
Switzerland 72 3.5 89.3 11.1 300 4.2
China 64 2.4 0.5 0.7 119 1.9
Netherlands 49 2.4 29.0 6.1 147 3.0
Turkey 48 2.3 5.9 5.9 113 2.4
Germany 45 2.2 5.6 1.2 124 2.8
Japan 45 2.2 3.5 0.9 76 1.7
Canada 44 2.1 12.6 2.4 221 5.0
Italy 29 1.4 4.7 1.4 95 3.3
Spain 28 1.3 5.9 2.1 62 2.2
India 24 1.2 0.2 1.3 17 0.7
  1. Abbreviations: N number, GDP Gross Domestic Product.