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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 7 |
| 1966 | 22 |
| 1967 | 12 |
| 1968 | 13 |
| 1969 | 19 |
| 1970 | 15 |
| 1971 | 20 |
| 1972 | 20 |
| 1973 | 16 |
| 1974 | 12 |
| 1975 | 9 |
| 1976 | 23 |
| 1977 | 12 |
| 1978 | 27 |
| 1979 | 15 |
| 1980 | 20 |
| 1981 | 26 |
| 1982 | 18 |
| 1983 | 28 |
| 1984 | 32 |
| 1985 | 33 |
| 1986 | 25 |
| 1987 | 34 |
| 1988 | 27 |
| 1989 | 46 |
| 1990 | 37 |
| 1991 | 43 |
| 1992 | 32 |
| 1993 | 40 |
| 1994 | 37 |
| 1995 | 43 |
| 1996 | 40 |
| 1997 | 31 |
| 1998 | 45 |
| 1999 | 45 |
| 2000 | 63 |
| 2001 | 67 |
| 2002 | 64 |
| 2003 | 84 |
| 2004 | 95 |
| 2005 | 74 |
| 2006 | 103 |
| 2007 | 105 |
| 2008 | 92 |
| 2009 | 97 |
| 2010 | 85 |
| 2011 | 110 |
| 2012 | 99 |
| 2013 | 102 |
| 2014 | 114 |
| 2015 | 101 |
| 2016 | 102 |
| 2017 | 116 |
| 2018 | 106 |
| 2019 | 138 |
| 2020 | 151 |
| 2021 | 156 |
| 2022 | 169 |
| 2023 | 179 |
| 2024 | 140 |
| 2025 | 75 |