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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1960 | 4 |
| 1961 | 9 |
| 1962 | 8 |
| 1965 | 1 |
| 1966 | 25 |
| 1967 | 40 |
| 1968 | 44 |
| 1969 | 56 |
| 1970 | 55 |
| 1971 | 56 |
| 1972 | 72 |
| 1973 | 48 |
| 1974 | 51 |
| 1975 | 54 |
| 1976 | 42 |
| 1977 | 60 |
| 1978 | 90 |
| 1979 | 87 |
| 1980 | 67 |
| 1981 | 62 |
| 1982 | 86 |
| 1983 | 83 |
| 1984 | 122 |
| 1985 | 77 |
| 1986 | 91 |
| 1987 | 92 |
| 1988 | 95 |
| 1989 | 82 |
| 1990 | 77 |
| 1991 | 82 |
| 1992 | 77 |
| 1993 | 116 |
| 1994 | 93 |
| 1995 | 90 |
| 1996 | 126 |
| 1997 | 139 |
| 1998 | 138 |
| 1999 | 113 |
| 2000 | 123 |
| 2001 | 117 |
| 2002 | 144 |
| 2003 | 124 |
| 2004 | 126 |
| 2005 | 144 |
| 2006 | 154 |
| 2007 | 151 |
| 2008 | 152 |
| 2009 | 173 |
| 2010 | 157 |
| 2011 | 192 |
| 2012 | 214 |
| 2013 | 220 |
| 2014 | 203 |
| 2015 | 227 |
| 2016 | 412 |
| 2017 | 500 |
| 2018 | 515 |
| 2019 | 503 |
| 2020 | 698 |
| 2021 | 849 |
| 2022 | 824 |
| 2023 | 717 |
| 2024 | 193 |