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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 4 |
| 1988 | 1 |
| 1989 | 1 |
| 1990 | 3 |
| 1991 | 5 |
| 1992 | 5 |
| 1993 | 4 |
| 1994 | 7 |
| 1995 | 6 |
| 1997 | 11 |
| 1998 | 8 |
| 1999 | 20 |
| 2000 | 19 |
| 2001 | 18 |
| 2002 | 37 |
| 2003 | 45 |
| 2004 | 75 |
| 2005 | 116 |
| 2006 | 131 |
| 2007 | 208 |
| 2008 | 227 |
| 2009 | 265 |
| 2010 | 311 |
| 2011 | 401 |
| 2012 | 577 |
| 2013 | 665 |
| 2014 | 1035 |
| 2015 | 1350 |
| 2016 | 1539 |
| 2017 | 1794 |
| 2018 | 2087 |
| 2019 | 2634 |
| 2020 | 3288 |
| 2021 | 3762 |
| 2022 | 4509 |
| 2023 | 4790 |
| 2024 | 2190 |