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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1781 | 32 |
| 1782 | 4 |
| 1783 | 4 |
| 1784 | 4 |
| 1796 | 6 |
| 1797 | 10 |
| 1798 | 4 |
| 1799 | 9 |
| 1800 | 10 |
| 1801 | 8 |
| 1802 | 8 |
| 1804 | 15 |
| 1843 | 15 |
| 1848 | 1 |
| 1849 | 1 |
| 1851 | 10 |
| 1852 | 13 |
| 1853 | 14 |
| 1854 | 10 |
| 1855 | 40 |
| 1856 | 39 |
| 1857 | 22 |
| 1858 | 36 |
| 1859 | 21 |
| 1860 | 61 |
| 1861 | 28 |
| 1862 | 18 |
| 1864 | 37 |
| 1865 | 43 |
| 1866 | 45 |
| 1867 | 22 |
| 1868 | 20 |
| 1869 | 32 |
| 1870 | 17 |
| 1871 | 22 |
| 1872 | 45 |
| 1873 | 38 |
| 1874 | 32 |
| 1875 | 26 |
| 1876 | 37 |
| 1877 | 49 |
| 1878 | 40 |
| 1879 | 41 |
| 1880 | 35 |
| 1881 | 26 |
| 1882 | 71 |
| 1883 | 59 |
| 1884 | 20 |
| 1885 | 47 |
| 1886 | 51 |
| 1887 | 88 |
| 1888 | 123 |
| 1889 | 126 |
| 1890 | 106 |
| 1891 | 97 |
| 1892 | 90 |
| 1893 | 93 |
| 1894 | 91 |
| 1895 | 116 |
| 1896 | 206 |
| 1897 | 140 |
| 1898 | 212 |
| 1899 | 100 |
| 1900 | 93 |
| 1901 | 93 |
| 1902 | 94 |
| 1903 | 96 |
| 1904 | 94 |
| 1905 | 93 |
| 1906 | 34 |
| 1907 | 66 |
| 1908 | 78 |
| 1909 | 97 |
| 1910 | 245 |
| 1911 | 205 |
| 1912 | 77 |
| 1913 | 79 |
| 1914 | 187 |
| 1915 | 77 |
| 1916 | 72 |
| 1917 | 68 |
| 1918 | 67 |
| 1919 | 64 |
| 1920 | 58 |
| 1921 | 20 |
| 1922 | 22 |
| 1923 | 16 |
| 1924 | 69 |
| 1925 | 9 |
| 1926 | 62 |
| 1927 | 4 |
| 1928 | 65 |
| 1929 | 17 |
| 1930 | 76 |
| 1931 | 71 |
| 1932 | 77 |
| 1933 | 72 |
| 1934 | 74 |
| 1935 | 50 |
| 1936 | 61 |
| 1937 | 66 |
| 1938 | 57 |
| 1939 | 61 |
| 1940 | 39 |
| 1941 | 39 |
| 1942 | 35 |
| 1943 | 14 |
| 1944 | 12 |
| 1945 | 57 |
| 1946 | 171 |
| 1947 | 145 |
| 1948 | 151 |
| 1949 | 107 |
| 1950 | 119 |
| 1951 | 77 |
| 1952 | 23 |
| 1953 | 25 |
| 1954 | 27 |
| 1955 | 51 |
| 1956 | 102 |
| 1957 | 111 |
| 1958 | 70 |
| 1959 | 70 |
| 1960 | 46 |
| 1961 | 42 |
| 1962 | 42 |
| 1963 | 43 |
| 1964 | 35 |
| 1965 | 55 |
| 1966 | 76 |
| 1967 | 61 |
| 1968 | 166 |
| 1969 | 174 |
| 1970 | 193 |
| 1971 | 405 |
| 1972 | 156 |
| 1973 | 121 |
| 1974 | 119 |
| 1975 | 165 |
| 1976 | 220 |
| 1977 | 296 |
| 1978 | 1071 |
| 1979 | 1672 |
| 1980 | 1265 |
| 1981 | 1097 |
| 1982 | 1322 |
| 1983 | 1649 |
| 1984 | 1497 |
| 1985 | 1415 |
| 1986 | 1485 |
| 1987 | 1619 |
| 1988 | 2439 |
| 1989 | 2534 |
| 1990 | 2795 |
| 1991 | 3619 |
| 1992 | 3826 |
| 1993 | 4103 |
| 1994 | 4577 |
| 1995 | 5196 |
| 1996 | 4865 |
| 1997 | 4964 |
| 1998 | 5784 |
| 1999 | 6480 |
| 2000 | 7761 |
| 2001 | 9297 |
| 2002 | 8749 |
| 2003 | 8903 |
| 2004 | 9002 |
| 2005 | 9127 |
| 2006 | 8771 |
| 2007 | 7860 |
| 2008 | 7478 |
| 2009 | 7719 |
| 2010 | 7918 |
| 2011 | 8192 |
| 2012 | 8802 |
| 2013 | 8969 |
| 2014 | 9944 |
| 2015 | 9711 |
| 2016 | 7878 |
| 2017 | 6415 |
| 2018 | 6572 |
| 2019 | 6279 |
| 2020 | 7612 |
| 2021 | 8321 |
| 2022 | 8051 |
| 2023 | 8202 |
| 2024 | 8202 |
| 2025 | 9 |