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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1956 | 1 |
| 1963 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1975 | 1 |
| 1976 | 4 |
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 3 |
| 1982 | 7 |
| 1983 | 3 |
| 1984 | 4 |
| 1985 | 7 |
| 1986 | 3 |
| 1987 | 5 |
| 1988 | 9 |
| 1989 | 10 |
| 1990 | 4 |
| 1991 | 11 |
| 1992 | 22 |
| 1993 | 15 |
| 1994 | 34 |
| 1995 | 27 |
| 1996 | 54 |
| 1997 | 75 |
| 1998 | 87 |
| 1999 | 89 |
| 2000 | 97 |
| 2001 | 153 |
| 2002 | 201 |
| 2003 | 277 |
| 2004 | 350 |
| 2005 | 390 |
| 2006 | 387 |
| 2007 | 453 |
| 2008 | 433 |
| 2009 | 468 |
| 2010 | 530 |
| 2011 | 607 |
| 2012 | 658 |
| 2013 | 758 |
| 2014 | 978 |
| 2015 | 1137 |
| 2016 | 1121 |
| 2017 | 950 |
| 2018 | 1079 |
| 2019 | 1072 |
| 2020 | 1332 |
| 2021 | 1536 |
| 2022 | 1601 |
| 2023 | 1477 |
| 2024 | 524 |