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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1846 | 2 |
| 1852 | 1 |
| 1853 | 1 |
| 1867 | 1 |
| 1881 | 2 |
| 1887 | 1 |
| 1892 | 1 |
| 1897 | 1 |
| 1903 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1908 | 1 |
| 1909 | 2 |
| 1910 | 2 |
| 1911 | 2 |
| 1913 | 1 |
| 1914 | 1 |
| 1915 | 2 |
| 1917 | 2 |
| 1918 | 1 |
| 1919 | 1 |
| 1928 | 1 |
| 1931 | 1 |
| 1932 | 2 |
| 1933 | 4 |
| 1939 | 1 |
| 1944 | 1 |
| 1946 | 1 |
| 1947 | 2 |
| 1949 | 1 |
| 1951 | 1 |
| 1959 | 1 |
| 1965 | 1 |
| 1967 | 1 |
| 1968 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 4 |
| 1979 | 2 |
| 1980 | 2 |
| 1981 | 1 |
| 1982 | 3 |
| 1983 | 2 |
| 1984 | 2 |
| 1985 | 1 |
| 1986 | 4 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 5 |
| 1992 | 5 |
| 1993 | 5 |
| 1994 | 5 |
| 1995 | 5 |
| 1996 | 4 |
| 1997 | 8 |
| 1998 | 2 |
| 1999 | 7 |
| 2000 | 9 |
| 2001 | 8 |
| 2002 | 8 |
| 2003 | 22 |
| 2004 | 22 |
| 2005 | 21 |
| 2006 | 11 |
| 2007 | 16 |
| 2008 | 16 |
| 2009 | 7 |
| 2010 | 20 |
| 2011 | 12 |
| 2012 | 17 |
| 2013 | 20 |
| 2014 | 14 |
| 2015 | 32 |
| 2016 | 29 |
| 2017 | 35 |
| 2018 | 29 |
| 2019 | 25 |
| 2020 | 35 |
| 2021 | 11 |
| 2022 | 11 |
| 2023 | 3 |
| 2024 | 4 |