Table 3.
Year | Total number of articles (%) | Total number of citations | Average number of citations per article | Average number of different institutional affiliations per article | Number of articles with zero citations (%) |
---|---|---|---|---|---|
2014 | 2992 (16.18) | 11,755 | 3.93 | 1.49 | 844 (28.21) |
2013 | 2753 (14.89) | 22,018 | 8.00 | 1.47 | 512 (18.60) |
2012 | 2424 (13.11) | 33,982 | 14.02 | 1.30 | 373 (15.39) |
2011 | 2147 (11.61) | 38,461 | 17.91 | 1.40 | 283 (13.18) |
2010 | 1846 (9.98) | 42,384 | 22.96 | 1.39 | 225 (12.19) |
2009 | 1614 (8.73) | 44,593 | 27.62 | 1.48 | 193 (11.20) |
2008 | 1509 (8.16) | 47,548 | 31.50 | 1.47 | 185 (12.26) |
2007 | 1246 (6.74) | 49,429 | 39.67 | 1.58 | 147 (11.80) |
2006 | 1050 (5.68) | 45,550 | 43.38 | 1.43 | 119 (11.33) |
2005 | 909 (4.92) | 42,056 | 46.26 | 1.41 | 120 (13.20) |