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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 1 |
| 1968 | 2 |
| 1974 | 1 |
| 1977 | 1 |
| 1988 | 1 |
| 1990 | 1 |
| 1991 | 4 |
| 1992 | 9 |
| 1993 | 7 |
| 1994 | 14 |
| 1995 | 10 |
| 1996 | 8 |
| 1997 | 6 |
| 1998 | 6 |
| 1999 | 12 |
| 2000 | 13 |
| 2001 | 19 |
| 2002 | 74 |
| 2003 | 240 |
| 2004 | 263 |
| 2005 | 269 |
| 2006 | 318 |
| 2007 | 325 |
| 2008 | 463 |
| 2009 | 697 |
| 2010 | 986 |
| 2011 | 1158 |
| 2012 | 1121 |
| 2013 | 1093 |
| 2014 | 1212 |
| 2015 | 1119 |
| 2016 | 883 |
| 2017 | 941 |
| 2018 | 989 |
| 2019 | 898 |
| 2020 | 902 |
| 2021 | 616 |
| 2022 | 368 |
| 2023 | 277 |
| 2024 | 43 |