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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1805 | 2 |
| 1818 | 1 |
| 1823 | 1 |
| 1834 | 1 |
| 1843 | 1 |
| 1845 | 1 |
| 1853 | 2 |
| 1855 | 2 |
| 1857 | 1 |
| 1860 | 1 |
| 1865 | 1 |
| 1866 | 3 |
| 1868 | 2 |
| 1870 | 1 |
| 1872 | 1 |
| 1873 | 3 |
| 1874 | 2 |
| 1875 | 1 |
| 1876 | 2 |
| 1878 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1883 | 4 |
| 1887 | 1 |
| 1888 | 1 |
| 1891 | 3 |
| 1892 | 1 |
| 1894 | 1 |
| 1896 | 2 |
| 1897 | 2 |
| 1898 | 2 |
| 1899 | 2 |
| 1900 | 1 |
| 1901 | 1 |
| 1902 | 1 |
| 1903 | 6 |
| 1904 | 2 |
| 1905 | 3 |
| 1906 | 6 |
| 1908 | 2 |
| 1909 | 5 |
| 1910 | 3 |
| 1911 | 2 |
| 1912 | 1 |
| 1913 | 2 |
| 1914 | 2 |
| 1915 | 3 |
| 1918 | 1 |
| 1920 | 1 |
| 1921 | 3 |
| 1922 | 3 |
| 1923 | 4 |
| 1924 | 1 |
| 1925 | 2 |
| 1926 | 4 |
| 1927 | 7 |
| 1928 | 3 |
| 1929 | 9 |
| 1930 | 8 |
| 1931 | 9 |
| 1932 | 9 |
| 1933 | 2 |
| 1934 | 5 |
| 1935 | 5 |
| 1936 | 5 |
| 1937 | 3 |
| 1938 | 7 |
| 1939 | 10 |
| 1940 | 12 |
| 1941 | 5 |
| 1942 | 6 |
| 1943 | 7 |
| 1944 | 6 |
| 1945 | 17 |
| 1946 | 31 |
| 1947 | 47 |
| 1948 | 43 |
| 1949 | 41 |
| 1950 | 52 |
| 1951 | 55 |
| 1952 | 58 |
| 1953 | 55 |
| 1954 | 51 |
| 1955 | 48 |
| 1956 | 54 |
| 1957 | 54 |
| 1958 | 59 |
| 1959 | 65 |
| 1960 | 67 |
| 1961 | 56 |
| 1962 | 75 |
| 1963 | 85 |
| 1964 | 100 |
| 1965 | 89 |
| 1966 | 81 |
| 1967 | 125 |
| 1968 | 126 |
| 1969 | 133 |
| 1970 | 119 |
| 1971 | 121 |
| 1972 | 122 |
| 1973 | 138 |
| 1974 | 105 |
| 1975 | 151 |
| 1976 | 117 |
| 1977 | 151 |
| 1978 | 145 |
| 1979 | 145 |
| 1980 | 149 |
| 1981 | 150 |
| 1982 | 180 |
| 1983 | 184 |
| 1984 | 221 |
| 1985 | 225 |
| 1986 | 228 |
| 1987 | 248 |
| 1988 | 252 |
| 1989 | 253 |
| 1990 | 245 |
| 1991 | 273 |
| 1992 | 273 |
| 1993 | 290 |
| 1994 | 323 |
| 1995 | 321 |
| 1996 | 339 |
| 1997 | 345 |
| 1998 | 393 |
| 1999 | 386 |
| 2000 | 443 |
| 2001 | 366 |
| 2002 | 423 |
| 2003 | 447 |
| 2004 | 485 |
| 2005 | 550 |
| 2006 | 541 |
| 2007 | 542 |
| 2008 | 572 |
| 2009 | 654 |
| 2010 | 664 |
| 2011 | 667 |
| 2012 | 689 |
| 2013 | 742 |
| 2014 | 827 |
| 2015 | 929 |
| 2016 | 934 |
| 2017 | 930 |
| 2018 | 947 |
| 2019 | 969 |
| 2020 | 1031 |
| 2021 | 1114 |
| 2022 | 1057 |
| 2023 | 992 |
| 2024 | 391 |