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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1859 | 1 |
| 1867 | 1 |
| 1870 | 3 |
| 1871 | 1 |
| 1874 | 2 |
| 1875 | 1 |
| 1878 | 1 |
| 1881 | 1 |
| 1890 | 1 |
| 1896 | 1 |
| 1907 | 1 |
| 1909 | 1 |
| 1920 | 1 |
| 1923 | 1 |
| 1941 | 1 |
| 1942 | 1 |
| 1944 | 1 |
| 1945 | 1 |
| 1946 | 1 |
| 1966 | 2 |
| 1969 | 1 |
| 1974 | 3 |
| 1975 | 1 |
| 1976 | 3 |
| 1978 | 3 |
| 1979 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 1 |
| 1983 | 1 |
| 1985 | 1 |
| 1986 | 3 |
| 1987 | 46 |
| 1988 | 138 |
| 1989 | 139 |
| 1990 | 137 |
| 1991 | 152 |
| 1992 | 181 |
| 1993 | 170 |
| 1994 | 167 |
| 1995 | 173 |
| 1996 | 194 |
| 1997 | 153 |
| 1998 | 176 |
| 1999 | 158 |
| 2000 | 166 |
| 2001 | 141 |
| 2002 | 153 |
| 2003 | 154 |
| 2004 | 117 |
| 2005 | 104 |
| 2006 | 117 |
| 2007 | 129 |
| 2008 | 143 |
| 2009 | 127 |
| 2010 | 137 |
| 2011 | 149 |
| 2012 | 139 |
| 2013 | 195 |
| 2014 | 281 |
| 2015 | 337 |
| 2016 | 383 |
| 2017 | 343 |
| 2018 | 389 |
| 2019 | 423 |
| 2020 | 457 |
| 2021 | 505 |
| 2022 | 424 |
| 2023 | 409 |
| 2024 | 215 |