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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1790 | 1 |
| 1815 | 1 |
| 1818 | 2 |
| 1820 | 2 |
| 1824 | 1 |
| 1826 | 1 |
| 1828 | 3 |
| 1829 | 1 |
| 1830 | 1 |
| 1831 | 1 |
| 1833 | 1 |
| 1842 | 2 |
| 1843 | 1 |
| 1848 | 1 |
| 1850 | 1 |
| 1852 | 2 |
| 1853 | 1 |
| 1857 | 1 |
| 1858 | 1 |
| 1859 | 1 |
| 1869 | 2 |
| 1870 | 1 |
| 1871 | 2 |
| 1874 | 3 |
| 1879 | 2 |
| 1880 | 2 |
| 1881 | 1 |
| 1883 | 4 |
| 1884 | 3 |
| 1885 | 3 |
| 1887 | 1 |
| 1888 | 1 |
| 1891 | 2 |
| 1892 | 1 |
| 1893 | 1 |
| 1894 | 1 |
| 1896 | 1 |
| 1897 | 3 |
| 1898 | 2 |
| 1899 | 1 |
| 1900 | 2 |
| 1901 | 3 |
| 1902 | 1 |
| 1903 | 3 |
| 1905 | 1 |
| 1906 | 4 |
| 1908 | 1 |
| 1909 | 2 |
| 1910 | 4 |
| 1911 | 2 |
| 1912 | 4 |
| 1913 | 9 |
| 1914 | 4 |
| 1915 | 1 |
| 1919 | 1 |
| 1920 | 2 |
| 1921 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1924 | 4 |
| 1925 | 1 |
| 1926 | 2 |
| 1927 | 2 |
| 1928 | 4 |
| 1929 | 4 |
| 1930 | 2 |
| 1931 | 2 |
| 1932 | 6 |
| 1933 | 2 |
| 1934 | 2 |
| 1935 | 7 |
| 1936 | 2 |
| 1940 | 2 |
| 1941 | 3 |
| 1942 | 2 |
| 1944 | 7 |
| 1945 | 29 |
| 1946 | 40 |
| 1947 | 78 |
| 1948 | 57 |
| 1949 | 75 |
| 1950 | 154 |
| 1951 | 183 |
| 1952 | 200 |
| 1953 | 152 |
| 1954 | 155 |
| 1955 | 172 |
| 1956 | 131 |
| 1957 | 158 |
| 1958 | 142 |
| 1959 | 145 |
| 1960 | 134 |
| 1961 | 127 |
| 1962 | 160 |
| 1963 | 217 |
| 1964 | 248 |
| 1965 | 196 |
| 1966 | 192 |
| 1967 | 247 |
| 1968 | 268 |
| 1969 | 289 |
| 1970 | 246 |
| 1971 | 306 |
| 1972 | 320 |
| 1973 | 310 |
| 1974 | 327 |
| 1975 | 373 |
| 1976 | 344 |
| 1977 | 401 |
| 1978 | 397 |
| 1979 | 410 |
| 1980 | 411 |
| 1981 | 417 |
| 1982 | 452 |
| 1983 | 464 |
| 1984 | 477 |
| 1985 | 554 |
| 1986 | 565 |
| 1987 | 533 |
| 1988 | 644 |
| 1989 | 706 |
| 1990 | 736 |
| 1991 | 714 |
| 1992 | 715 |
| 1993 | 807 |
| 1994 | 804 |
| 1995 | 805 |
| 1996 | 816 |
| 1997 | 882 |
| 1998 | 927 |
| 1999 | 921 |
| 2000 | 1012 |
| 2001 | 1151 |
| 2002 | 1171 |
| 2003 | 1319 |
| 2004 | 1477 |
| 2005 | 1667 |
| 2006 | 1878 |
| 2007 | 2021 |
| 2008 | 2314 |
| 2009 | 2579 |
| 2010 | 2827 |
| 2011 | 3265 |
| 2012 | 3588 |
| 2013 | 3893 |
| 2014 | 4394 |
| 2015 | 4778 |
| 2016 | 4975 |
| 2017 | 5204 |
| 2018 | 5710 |
| 2019 | 5914 |
| 2020 | 7158 |
| 2021 | 8149 |
| 2022 | 7656 |
| 2023 | 7237 |
| 2024 | 2411 |