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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1841 | 1 |
| 1852 | 1 |
| 1853 | 1 |
| 1855 | 5 |
| 1869 | 1 |
| 1870 | 7 |
| 1871 | 2 |
| 1872 | 1 |
| 1873 | 3 |
| 1875 | 1 |
| 1876 | 1 |
| 1879 | 3 |
| 1880 | 2 |
| 1882 | 1 |
| 1883 | 1 |
| 1884 | 1 |
| 1885 | 2 |
| 1886 | 3 |
| 1887 | 2 |
| 1889 | 1 |
| 1891 | 2 |
| 1892 | 3 |
| 1893 | 1 |
| 1894 | 1 |
| 1896 | 2 |
| 1898 | 1 |
| 1899 | 1 |
| 1900 | 1 |
| 1901 | 1 |
| 1902 | 2 |
| 1903 | 2 |
| 1904 | 2 |
| 1905 | 2 |
| 1906 | 4 |
| 1907 | 1 |
| 1908 | 2 |
| 1910 | 1 |
| 1911 | 5 |
| 1913 | 1 |
| 1914 | 1 |
| 1915 | 4 |
| 1916 | 3 |
| 1917 | 1 |
| 1918 | 1 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 2 |
| 1922 | 2 |
| 1923 | 2 |
| 1924 | 3 |
| 1925 | 2 |
| 1926 | 1 |
| 1927 | 2 |
| 1928 | 3 |
| 1929 | 1 |
| 1930 | 1 |
| 1932 | 3 |
| 1933 | 1 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 1 |
| 1939 | 1 |
| 1941 | 2 |
| 1942 | 1 |
| 1943 | 3 |
| 1944 | 1 |
| 1945 | 6 |
| 1946 | 15 |
| 1947 | 16 |
| 1948 | 18 |
| 1949 | 12 |
| 1950 | 11 |
| 1951 | 17 |
| 1952 | 18 |
| 1953 | 16 |
| 1954 | 13 |
| 1955 | 10 |
| 1956 | 14 |
| 1957 | 8 |
| 1958 | 14 |
| 1959 | 22 |
| 1960 | 26 |
| 1961 | 18 |
| 1962 | 17 |
| 1963 | 34 |
| 1964 | 34 |
| 1965 | 37 |
| 1966 | 40 |
| 1967 | 43 |
| 1968 | 47 |
| 1969 | 52 |
| 1970 | 64 |
| 1971 | 48 |
| 1972 | 62 |
| 1973 | 59 |
| 1974 | 84 |
| 1975 | 81 |
| 1976 | 77 |
| 1977 | 83 |
| 1978 | 82 |
| 1979 | 89 |
| 1980 | 91 |
| 1981 | 78 |
| 1982 | 87 |
| 1983 | 100 |
| 1984 | 111 |
| 1985 | 114 |
| 1986 | 107 |
| 1987 | 105 |
| 1988 | 146 |
| 1989 | 137 |
| 1990 | 128 |
| 1991 | 131 |
| 1992 | 111 |
| 1993 | 108 |
| 1994 | 162 |
| 1995 | 139 |
| 1996 | 164 |
| 1997 | 171 |
| 1998 | 200 |
| 1999 | 175 |
| 2000 | 187 |
| 2001 | 182 |
| 2002 | 174 |
| 2003 | 185 |
| 2004 | 193 |
| 2005 | 211 |
| 2006 | 222 |
| 2007 | 234 |
| 2008 | 278 |
| 2009 | 300 |
| 2010 | 332 |
| 2011 | 324 |
| 2012 | 353 |
| 2013 | 330 |
| 2014 | 363 |
| 2015 | 366 |
| 2016 | 366 |
| 2017 | 349 |
| 2018 | 348 |
| 2019 | 370 |
| 2020 | 424 |
| 2021 | 502 |
| 2022 | 450 |
| 2023 | 478 |
| 2024 | 455 |
| 2025 | 404 |