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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1895 | 1 |
| 1967 | 1 |
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 3 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 23 |
| 1976 | 25 |
| 1977 | 34 |
| 1978 | 39 |
| 1979 | 23 |
| 1980 | 44 |
| 1981 | 53 |
| 1982 | 63 |
| 1983 | 57 |
| 1984 | 72 |
| 1985 | 59 |
| 1986 | 55 |
| 1987 | 66 |
| 1988 | 66 |
| 1989 | 83 |
| 1990 | 84 |
| 1991 | 109 |
| 1992 | 91 |
| 1993 | 102 |
| 1994 | 98 |
| 1995 | 100 |
| 1996 | 125 |
| 1997 | 126 |
| 1998 | 130 |
| 1999 | 166 |
| 2000 | 168 |
| 2001 | 197 |
| 2002 | 192 |
| 2003 | 209 |
| 2004 | 254 |
| 2005 | 277 |
| 2006 | 272 |
| 2007 | 357 |
| 2008 | 375 |
| 2009 | 405 |
| 2010 | 448 |
| 2011 | 502 |
| 2012 | 501 |
| 2013 | 511 |
| 2014 | 576 |
| 2015 | 736 |
| 2016 | 503 |
| 2017 | 364 |
| 2018 | 532 |
| 2019 | 634 |
| 2020 | 588 |
| 2021 | 625 |
| 2022 | 557 |
| 2023 | 506 |
| 2024 | 289 |
| 2025 | 95 |