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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1977 | 2 |
| 1978 | 1 |
| 1980 | 1 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1989 | 2 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 4 |
| 1994 | 2 |
| 1996 | 1 |
| 1997 | 4 |
| 1998 | 2 |
| 1999 | 4 |
| 2000 | 2 |
| 2001 | 1 |
| 2002 | 33 |
| 2003 | 66 |
| 2004 | 71 |
| 2005 | 72 |
| 2006 | 113 |
| 2007 | 132 |
| 2008 | 186 |
| 2009 | 198 |
| 2010 | 248 |
| 2011 | 290 |
| 2012 | 331 |
| 2013 | 354 |
| 2014 | 448 |
| 2015 | 507 |
| 2016 | 587 |
| 2017 | 637 |
| 2018 | 730 |
| 2019 | 728 |
| 2020 | 909 |
| 2021 | 1051 |
| 2022 | 1215 |
| 2023 | 1143 |
| 2024 | 477 |