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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1799 | 1 |
| 1808 | 1 |
| 1809 | 1 |
| 1811 | 1 |
| 1814 | 1 |
| 1815 | 3 |
| 1816 | 1 |
| 1817 | 2 |
| 1819 | 1 |
| 1827 | 2 |
| 1828 | 3 |
| 1830 | 1 |
| 1831 | 2 |
| 1832 | 2 |
| 1840 | 1 |
| 1847 | 1 |
| 1848 | 1 |
| 1849 | 2 |
| 1852 | 3 |
| 1855 | 1 |
| 1857 | 1 |
| 1858 | 1 |
| 1862 | 1 |
| 1864 | 4 |
| 1865 | 3 |
| 1866 | 3 |
| 1869 | 4 |
| 1870 | 1 |
| 1872 | 4 |
| 1873 | 5 |
| 1874 | 2 |
| 1875 | 3 |
| 1876 | 2 |
| 1877 | 2 |
| 1878 | 2 |
| 1882 | 1 |
| 1883 | 1 |
| 1885 | 1 |
| 1886 | 1 |
| 1887 | 7 |
| 1888 | 2 |
| 1889 | 2 |
| 1890 | 1 |
| 1891 | 1 |
| 1892 | 1 |
| 1893 | 3 |
| 1894 | 2 |
| 1895 | 1 |
| 1896 | 5 |
| 1897 | 4 |
| 1898 | 2 |
| 1899 | 2 |
| 1900 | 3 |
| 1901 | 2 |
| 1902 | 3 |
| 1904 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1909 | 3 |
| 1910 | 4 |
| 1911 | 1 |
| 1912 | 3 |
| 1913 | 2 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 5 |
| 1918 | 2 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 2 |
| 1922 | 13 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 4 |
| 1926 | 10 |
| 1927 | 12 |
| 1928 | 6 |
| 1929 | 6 |
| 1930 | 6 |
| 1931 | 9 |
| 1932 | 5 |
| 1933 | 5 |
| 1934 | 7 |
| 1935 | 5 |
| 1936 | 11 |
| 1937 | 6 |
| 1938 | 8 |
| 1939 | 5 |
| 1940 | 11 |
| 1941 | 12 |
| 1942 | 5 |
| 1943 | 8 |
| 1944 | 11 |
| 1945 | 15 |
| 1946 | 37 |
| 1947 | 49 |
| 1948 | 54 |
| 1949 | 36 |
| 1950 | 37 |
| 1951 | 52 |
| 1952 | 63 |
| 1953 | 53 |
| 1954 | 51 |
| 1955 | 59 |
| 1956 | 47 |
| 1957 | 59 |
| 1958 | 60 |
| 1959 | 58 |
| 1960 | 56 |
| 1961 | 66 |
| 1962 | 58 |
| 1963 | 55 |
| 1964 | 82 |
| 1965 | 82 |
| 1966 | 99 |
| 1967 | 71 |
| 1968 | 89 |
| 1969 | 103 |
| 1970 | 115 |
| 1971 | 114 |
| 1972 | 115 |
| 1973 | 118 |
| 1974 | 133 |
| 1975 | 135 |
| 1976 | 124 |
| 1977 | 176 |
| 1978 | 208 |
| 1979 | 224 |
| 1980 | 192 |
| 1981 | 193 |
| 1982 | 191 |
| 1983 | 194 |
| 1984 | 227 |
| 1985 | 231 |
| 1986 | 242 |
| 1987 | 301 |
| 1988 | 422 |
| 1989 | 483 |
| 1990 | 511 |
| 1991 | 537 |
| 1992 | 567 |
| 1993 | 573 |
| 1994 | 663 |
| 1995 | 679 |
| 1996 | 667 |
| 1997 | 689 |
| 1998 | 716 |
| 1999 | 753 |
| 2000 | 895 |
| 2001 | 1028 |
| 2002 | 984 |
| 2003 | 1108 |
| 2004 | 1158 |
| 2005 | 1389 |
| 2006 | 1345 |
| 2007 | 1445 |
| 2008 | 1655 |
| 2009 | 1654 |
| 2010 | 1667 |
| 2011 | 1763 |
| 2012 | 2006 |
| 2013 | 2341 |
| 2014 | 3158 |
| 2015 | 3761 |
| 2016 | 4108 |
| 2017 | 4021 |
| 2018 | 4208 |
| 2019 | 4142 |
| 2020 | 4685 |
| 2021 | 5034 |
| 2022 | 4767 |
| 2023 | 4751 |
| 2024 | 1570 |