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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1966 | 2 |
| 1967 | 1 |
| 1968 | 1 |
| 1970 | 2 |
| 1972 | 2 |
| 1973 | 4 |
| 1974 | 5 |
| 1975 | 4 |
| 1976 | 8 |
| 1977 | 2 |
| 1978 | 9 |
| 1979 | 5 |
| 1980 | 4 |
| 1981 | 35 |
| 1982 | 21 |
| 1983 | 18 |
| 1984 | 37 |
| 1985 | 14 |
| 1986 | 16 |
| 1987 | 48 |
| 1988 | 26 |
| 1989 | 20 |
| 1990 | 54 |
| 1991 | 30 |
| 1992 | 26 |
| 1993 | 74 |
| 1994 | 50 |
| 1995 | 97 |
| 1996 | 44 |
| 1997 | 50 |
| 1998 | 77 |
| 1999 | 31 |
| 2000 | 32 |
| 2001 | 62 |
| 2002 | 25 |
| 2003 | 146 |
| 2004 | 275 |
| 2005 | 294 |
| 2006 | 272 |
| 2007 | 197 |
| 2008 | 154 |
| 2009 | 123 |
| 2010 | 99 |
| 2011 | 76 |
| 2012 | 74 |
| 2013 | 67 |
| 2014 | 131 |
| 2015 | 134 |
| 2016 | 127 |
| 2017 | 115 |
| 2018 | 89 |
| 2019 | 115 |
| 2020 | 4534 |
| 2021 | 6849 |
| 2022 | 3364 |
| 2023 | 1611 |
| 2024 | 4394 |
| 2025 | 2353 |