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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1825 | 1 |
| 1856 | 1 |
| 1866 | 1 |
| 1871 | 1 |
| 1872 | 1 |
| 1874 | 3 |
| 1878 | 1 |
| 1879 | 1 |
| 1880 | 2 |
| 1882 | 3 |
| 1883 | 2 |
| 1886 | 1 |
| 1887 | 1 |
| 1888 | 2 |
| 1889 | 1 |
| 1890 | 4 |
| 1892 | 2 |
| 1894 | 1 |
| 1895 | 4 |
| 1897 | 1 |
| 1898 | 3 |
| 1899 | 1 |
| 1900 | 2 |
| 1903 | 2 |
| 1904 | 1 |
| 1905 | 1 |
| 1906 | 3 |
| 1907 | 3 |
| 1908 | 2 |
| 1909 | 2 |
| 1910 | 1 |
| 1911 | 2 |
| 1912 | 1 |
| 1913 | 1 |
| 1914 | 1 |
| 1915 | 2 |
| 1916 | 3 |
| 1917 | 2 |
| 1919 | 2 |
| 1920 | 3 |
| 1921 | 2 |
| 1922 | 6 |
| 1923 | 4 |
| 1924 | 6 |
| 1925 | 6 |
| 1926 | 1 |
| 1927 | 4 |
| 1928 | 1 |
| 1929 | 7 |
| 1930 | 3 |
| 1931 | 1 |
| 1932 | 6 |
| 1933 | 4 |
| 1935 | 2 |
| 1936 | 2 |
| 1937 | 1 |
| 1938 | 1 |
| 1941 | 2 |
| 1942 | 1 |
| 1946 | 1 |
| 1947 | 1 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 3 |
| 1958 | 2 |
| 1959 | 1 |
| 1960 | 1 |
| 1965 | 1 |
| 1966 | 2 |
| 1967 | 2 |
| 1970 | 2 |
| 1971 | 2 |
| 1972 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1981 | 3 |
| 1982 | 1 |
| 1983 | 5 |
| 1984 | 1 |
| 1989 | 2 |
| 1990 | 2 |
| 1991 | 1 |
| 1992 | 1 |
| 1993 | 6 |
| 1994 | 5 |
| 1995 | 5 |
| 1996 | 3 |
| 1997 | 2 |
| 1998 | 5 |
| 1999 | 3 |
| 2001 | 3 |
| 2002 | 2 |
| 2003 | 5 |
| 2004 | 3 |
| 2005 | 5 |
| 2006 | 7 |
| 2007 | 8 |
| 2008 | 9 |
| 2009 | 2 |
| 2011 | 1 |
| 2013 | 2 |
| 2014 | 2 |
| 2015 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 0 |