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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1855 | 1 |
| 1887 | 1 |
| 1933 | 1 |
| 1943 | 4 |
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 2 |
| 1968 | 2 |
| 1969 | 3 |
| 1970 | 1 |
| 1973 | 1 |
| 1974 | 3 |
| 1975 | 2 |
| 1976 | 4 |
| 1977 | 3 |
| 1978 | 4 |
| 1979 | 7 |
| 1980 | 2 |
| 1981 | 5 |
| 1982 | 8 |
| 1983 | 14 |
| 1984 | 3 |
| 1985 | 8 |
| 1986 | 13 |
| 1987 | 12 |
| 1988 | 13 |
| 1989 | 10 |
| 1990 | 14 |
| 1991 | 20 |
| 1992 | 14 |
| 1993 | 10 |
| 1994 | 20 |
| 1995 | 18 |
| 1996 | 24 |
| 1997 | 25 |
| 1998 | 31 |
| 1999 | 30 |
| 2000 | 56 |
| 2001 | 55 |
| 2002 | 58 |
| 2003 | 86 |
| 2004 | 70 |
| 2005 | 88 |
| 2006 | 107 |
| 2007 | 114 |
| 2008 | 121 |
| 2009 | 129 |
| 2010 | 138 |
| 2011 | 142 |
| 2012 | 181 |
| 2013 | 193 |
| 2014 | 242 |
| 2015 | 263 |
| 2016 | 280 |
| 2017 | 293 |
| 2018 | 289 |
| 2019 | 329 |
| 2020 | 390 |
| 2021 | 446 |
| 2022 | 530 |
| 2023 | 466 |
| 2024 | 486 |
| 2025 | 403 |
| 2026 | 2 |