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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1790 | 1 |
| 1806 | 1 |
| 1828 | 1 |
| 1831 | 2 |
| 1833 | 1 |
| 1837 | 3 |
| 1838 | 1 |
| 1839 | 1 |
| 1844 | 1 |
| 1845 | 1 |
| 1849 | 1 |
| 1853 | 1 |
| 1856 | 3 |
| 1859 | 1 |
| 1864 | 1 |
| 1870 | 1 |
| 1871 | 1 |
| 1872 | 1 |
| 1873 | 3 |
| 1874 | 3 |
| 1876 | 1 |
| 1877 | 3 |
| 1878 | 3 |
| 1879 | 6 |
| 1880 | 2 |
| 1881 | 1 |
| 1882 | 10 |
| 1883 | 1 |
| 1884 | 5 |
| 1885 | 12 |
| 1886 | 8 |
| 1887 | 7 |
| 1888 | 3 |
| 1889 | 7 |
| 1890 | 11 |
| 1891 | 9 |
| 1892 | 4 |
| 1893 | 7 |
| 1894 | 4 |
| 1896 | 7 |
| 1897 | 7 |
| 1898 | 19 |
| 1899 | 10 |
| 1900 | 6 |
| 1901 | 7 |
| 1902 | 3 |
| 1903 | 11 |
| 1904 | 2 |
| 1905 | 10 |
| 1906 | 7 |
| 1907 | 7 |
| 1908 | 20 |
| 1909 | 24 |
| 1910 | 25 |
| 1911 | 3 |
| 1912 | 14 |
| 1913 | 19 |
| 1914 | 12 |
| 1915 | 11 |
| 1916 | 8 |
| 1917 | 10 |
| 1918 | 17 |
| 1919 | 18 |
| 1920 | 27 |
| 1921 | 8 |
| 1922 | 8 |
| 1923 | 6 |
| 1924 | 8 |
| 1925 | 9 |
| 1926 | 4 |
| 1927 | 16 |
| 1928 | 12 |
| 1929 | 11 |
| 1930 | 8 |
| 1931 | 8 |
| 1932 | 4 |
| 1933 | 8 |
| 1934 | 10 |
| 1935 | 16 |
| 1936 | 10 |
| 1937 | 8 |
| 1938 | 8 |
| 1939 | 8 |
| 1940 | 18 |
| 1941 | 22 |
| 1942 | 22 |
| 1943 | 16 |
| 1944 | 19 |
| 1945 | 74 |
| 1946 | 205 |
| 1947 | 212 |
| 1948 | 140 |
| 1949 | 135 |
| 1950 | 395 |
| 1951 | 509 |
| 1952 | 565 |
| 1953 | 474 |
| 1954 | 364 |
| 1955 | 351 |
| 1956 | 343 |
| 1957 | 351 |
| 1958 | 403 |
| 1959 | 424 |
| 1960 | 344 |
| 1961 | 330 |
| 1962 | 320 |
| 1963 | 476 |
| 1964 | 608 |
| 1965 | 777 |
| 1966 | 976 |
| 1967 | 1134 |
| 1968 | 1349 |
| 1969 | 1346 |
| 1970 | 1358 |
| 1971 | 1418 |
| 1972 | 1535 |
| 1973 | 1668 |
| 1974 | 1678 |
| 1975 | 2235 |
| 1976 | 1977 |
| 1977 | 1862 |
| 1978 | 2425 |
| 1979 | 2510 |
| 1980 | 2218 |
| 1981 | 1942 |
| 1982 | 2442 |
| 1983 | 2872 |
| 1984 | 3041 |
| 1985 | 3358 |
| 1986 | 3637 |
| 1987 | 3703 |
| 1988 | 4344 |
| 1989 | 4225 |
| 1990 | 4184 |
| 1991 | 4844 |
| 1992 | 5077 |
| 1993 | 5820 |
| 1994 | 6344 |
| 1995 | 7502 |
| 1996 | 7556 |
| 1997 | 8161 |
| 1998 | 8337 |
| 1999 | 7575 |
| 2000 | 7236 |
| 2001 | 7309 |
| 2002 | 6992 |
| 2003 | 7356 |
| 2004 | 7514 |
| 2005 | 7471 |
| 2006 | 7430 |
| 2007 | 7749 |
| 2008 | 7881 |
| 2009 | 8281 |
| 2010 | 9264 |
| 2011 | 10040 |
| 2012 | 11595 |
| 2013 | 12656 |
| 2014 | 12842 |
| 2015 | 13792 |
| 2016 | 15612 |
| 2017 | 20450 |
| 2018 | 26146 |
| 2019 | 32149 |
| 2020 | 43609 |
| 2021 | 53492 |
| 2022 | 54039 |
| 2023 | 57292 |
| 2024 | 22664 |
| 2025 | 1 |