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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1851 | 1 |
| 1853 | 2 |
| 1854 | 2 |
| 1857 | 1 |
| 1866 | 1 |
| 1867 | 1 |
| 1868 | 1 |
| 1875 | 1 |
| 1880 | 1 |
| 1885 | 2 |
| 1886 | 1 |
| 1887 | 1 |
| 1888 | 1 |
| 1889 | 1 |
| 1893 | 3 |
| 1894 | 1 |
| 1896 | 2 |
| 1897 | 1 |
| 1901 | 1 |
| 1902 | 1 |
| 1903 | 1 |
| 1904 | 2 |
| 1905 | 1 |
| 1906 | 1 |
| 1907 | 2 |
| 1910 | 1 |
| 1911 | 1 |
| 1912 | 2 |
| 1913 | 4 |
| 1914 | 1 |
| 1915 | 2 |
| 1916 | 4 |
| 1917 | 1 |
| 1918 | 4 |
| 1919 | 1 |
| 1922 | 3 |
| 1923 | 4 |
| 1924 | 1 |
| 1925 | 3 |
| 1926 | 1 |
| 1927 | 2 |
| 1928 | 3 |
| 1929 | 1 |
| 1930 | 2 |
| 1931 | 2 |
| 1933 | 1 |
| 1934 | 4 |
| 1935 | 2 |
| 1936 | 1 |
| 1937 | 2 |
| 1938 | 3 |
| 1939 | 1 |
| 1940 | 3 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 4 |
| 1945 | 2 |
| 1946 | 8 |
| 1947 | 8 |
| 1948 | 8 |
| 1949 | 12 |
| 1950 | 7 |
| 1951 | 13 |
| 1952 | 10 |
| 1953 | 5 |
| 1954 | 14 |
| 1955 | 13 |
| 1956 | 16 |
| 1957 | 8 |
| 1958 | 7 |
| 1959 | 11 |
| 1960 | 12 |
| 1961 | 20 |
| 1962 | 13 |
| 1963 | 12 |
| 1964 | 13 |
| 1965 | 18 |
| 1966 | 20 |
| 1967 | 18 |
| 1968 | 44 |
| 1969 | 47 |
| 1970 | 36 |
| 1971 | 29 |
| 1972 | 38 |
| 1973 | 46 |
| 1974 | 32 |
| 1975 | 33 |
| 1976 | 30 |
| 1977 | 31 |
| 1978 | 32 |
| 1979 | 22 |
| 1980 | 39 |
| 1981 | 56 |
| 1982 | 39 |
| 1983 | 48 |
| 1984 | 33 |
| 1985 | 39 |
| 1986 | 61 |
| 1987 | 46 |
| 1988 | 48 |
| 1989 | 48 |
| 1990 | 50 |
| 1991 | 47 |
| 1992 | 57 |
| 1993 | 49 |
| 1994 | 62 |
| 1995 | 67 |
| 1996 | 68 |
| 1997 | 50 |
| 1998 | 65 |
| 1999 | 71 |
| 2000 | 64 |
| 2001 | 84 |
| 2002 | 67 |
| 2003 | 76 |
| 2004 | 77 |
| 2005 | 88 |
| 2006 | 94 |
| 2007 | 109 |
| 2008 | 130 |
| 2009 | 119 |
| 2010 | 152 |
| 2011 | 145 |
| 2012 | 192 |
| 2013 | 150 |
| 2014 | 152 |
| 2015 | 172 |
| 2016 | 158 |
| 2017 | 179 |
| 2018 | 208 |
| 2019 | 224 |
| 2020 | 284 |
| 2021 | 337 |
| 2022 | 325 |
| 2023 | 272 |
| 2024 | 276 |
| 2025 | 259 |