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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 1 |
| 1961 | 1 |
| 1967 | 1 |
| 1971 | 2 |
| 1972 | 1 |
| 1973 | 2 |
| 1975 | 1 |
| 1979 | 1 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 3 |
| 1986 | 4 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 10 |
| 1992 | 7 |
| 1993 | 3 |
| 1994 | 7 |
| 1995 | 9 |
| 1996 | 7 |
| 1997 | 8 |
| 1998 | 11 |
| 1999 | 18 |
| 2000 | 17 |
| 2001 | 27 |
| 2002 | 32 |
| 2003 | 24 |
| 2004 | 34 |
| 2005 | 32 |
| 2006 | 52 |
| 2007 | 57 |
| 2008 | 74 |
| 2009 | 90 |
| 2010 | 103 |
| 2011 | 97 |
| 2012 | 100 |
| 2013 | 104 |
| 2014 | 122 |
| 2015 | 123 |
| 2016 | 110 |
| 2017 | 114 |
| 2018 | 113 |
| 2019 | 115 |
| 2020 | 109 |
| 2021 | 150 |
| 2022 | 112 |
| 2023 | 107 |
| 2024 | 50 |