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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1874 | 2 |
| 1878 | 2 |
| 1879 | 1 |
| 1880 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1883 | 1 |
| 1884 | 1 |
| 1885 | 2 |
| 1886 | 1 |
| 1887 | 2 |
| 1888 | 2 |
| 1889 | 3 |
| 1890 | 2 |
| 1891 | 2 |
| 1892 | 2 |
| 1893 | 1 |
| 1894 | 1 |
| 1895 | 1 |
| 1896 | 1 |
| 1898 | 3 |
| 1899 | 1 |
| 1900 | 1 |
| 1901 | 1 |
| 1902 | 2 |
| 1903 | 2 |
| 1904 | 1 |
| 1905 | 3 |
| 1906 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1909 | 1 |
| 1910 | 1 |
| 1912 | 1 |
| 1913 | 2 |
| 1914 | 1 |
| 1915 | 5 |
| 1916 | 5 |
| 1917 | 4 |
| 1920 | 1 |
| 1932 | 2 |
| 1935 | 1 |
| 1962 | 2 |
| 1963 | 1 |
| 1964 | 3 |
| 1965 | 3 |
| 1966 | 2 |
| 1969 | 1 |
| 1972 | 3 |
| 1974 | 2 |
| 1975 | 4 |
| 1976 | 1 |
| 1977 | 2 |
| 1979 | 2 |
| 1980 | 1 |
| 1981 | 5 |
| 1982 | 8 |
| 1983 | 4 |
| 1984 | 3 |
| 1985 | 4 |
| 1986 | 5 |
| 1987 | 3 |
| 1988 | 6 |
| 1989 | 5 |
| 1990 | 7 |
| 1991 | 9 |
| 1992 | 7 |
| 1993 | 9 |
| 1994 | 13 |
| 1995 | 9 |
| 1996 | 3 |
| 1997 | 3 |
| 1998 | 3 |
| 1999 | 6 |
| 2000 | 7 |
| 2001 | 9 |
| 2002 | 6 |
| 2003 | 6 |
| 2004 | 5 |
| 2005 | 8 |
| 2006 | 14 |
| 2007 | 9 |
| 2008 | 7 |
| 2009 | 17 |
| 2010 | 17 |
| 2011 | 12 |
| 2012 | 25 |
| 2013 | 16 |
| 2014 | 26 |
| 2015 | 21 |
| 2016 | 34 |
| 2017 | 22 |
| 2018 | 29 |
| 2019 | 32 |
| 2020 | 22 |
| 2021 | 35 |
| 2022 | 45 |
| 2023 | 41 |
| 2024 | 22 |