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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 1 |
| 1954 | 1 |
| 1956 | 2 |
| 1960 | 1 |
| 1961 | 1 |
| 1963 | 1 |
| 1964 | 1 |
| 1966 | 3 |
| 1967 | 1 |
| 1968 | 3 |
| 1970 | 2 |
| 1974 | 2 |
| 1976 | 1 |
| 1977 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1985 | 1 |
| 1988 | 1 |
| 1989 | 3 |
| 1991 | 2 |
| 1992 | 2 |
| 1993 | 1 |
| 1994 | 1 |
| 1995 | 3 |
| 1996 | 4 |
| 1997 | 5 |
| 1998 | 10 |
| 1999 | 13 |
| 2000 | 11 |
| 2001 | 11 |
| 2002 | 10 |
| 2003 | 8 |
| 2004 | 15 |
| 2005 | 21 |
| 2006 | 21 |
| 2007 | 33 |
| 2008 | 27 |
| 2009 | 35 |
| 2010 | 44 |
| 2011 | 48 |
| 2012 | 53 |
| 2013 | 47 |
| 2014 | 44 |
| 2015 | 44 |
| 2016 | 51 |
| 2017 | 74 |
| 2018 | 72 |
| 2019 | 73 |
| 2020 | 81 |
| 2021 | 83 |
| 2022 | 87 |
| 2023 | 87 |
| 2024 | 109 |
| 2025 | 57 |