Év | Impakt faktor | Összes közlemény | Impakt faktorral rendelkező közlemények | Megvédett Ph.D. értekezés |
1990 | 20,422 | 17 | 4 | - |
1991 | 29,481 | 15 | 13 | - |
1992 | 46,564 | 31 | 19 | - |
1993 | 110,29 | 33 | 14 | - |
1994 | 79,901 | 31 | 17 | - |
1995 | 44,189 | 37 | 16 | - |
1996 | 81,051 | 49 | 27 | - |
1997 | 65,247 | 29 | 15 | 1 |
1998 | 73,490 | 45 | 27 | 1 |
1999 | 127,349 | 59 | 30 | 3 |
2000 | 83,929 | 48 | 28 | 2 |
2001 | 135,828 | 70 | 41 | 2 |
2002 | 130,280 | 70 | 35 | 6 |
2003 | 121,216 | 61 | 34 | 4 |
2004 | 140,485 | 69 | 37 | 2 |
2005 | 160,561 | 81 | 34 | 2 |
2006 | 180,705 | 76 | 43 | 6 |
2007 | 136,162 | 93 | 41 | 3 |
2008 | 182,972 | 70 | 49 | 2 |
2009 | 129,790 | 56 | 33 | 2 |
2010 | 190,710 | 58 | 35 | 1 |
2011 | 172,355 | 46 | 32 | 2 |
2012 | 173,929 | 52 | 36 | 2 |
2013 | 177,097 | 58 | 39 | 4 |
2014 | 172,273 | 51 | 36 | 4 |
2015 | 190,748 | 82 | 36 | 5 |
2016 | 116,636 | 50 | 37 | 2 |
2017 | 102,190 | 41 | 29 | 1 |
2018 | 103,469 | 84 | 28 | 3 |
2019 | 227,982 | 58 | 43 | 4 |
2020 | 149,854 | 39 | 32 | 2 |
2021 | 206,916 | 37 | 32 | 6 |
2022 | 160,339 | 36 | 29 | 3 |
2023 | 206,600 | 45 | 37 | 1 |