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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1790 | 1 |
| 1804 | 1 |
| 1810 | 1 |
| 1850 | 2 |
| 1855 | 2 |
| 1856 | 1 |
| 1857 | 2 |
| 1858 | 1 |
| 1862 | 1 |
| 1863 | 1 |
| 1877 | 1 |
| 1878 | 1 |
| 1879 | 4 |
| 1880 | 2 |
| 1881 | 1 |
| 1882 | 3 |
| 1883 | 2 |
| 1884 | 2 |
| 1885 | 16 |
| 1886 | 14 |
| 1887 | 11 |
| 1888 | 13 |
| 1889 | 19 |
| 1890 | 14 |
| 1891 | 8 |
| 1892 | 12 |
| 1893 | 12 |
| 1894 | 7 |
| 1895 | 14 |
| 1896 | 9 |
| 1897 | 13 |
| 1898 | 7 |
| 1899 | 13 |
| 1900 | 9 |
| 1901 | 11 |
| 1902 | 9 |
| 1903 | 7 |
| 1905 | 5 |
| 1906 | 3 |
| 1907 | 14 |
| 1908 | 4 |
| 1909 | 7 |
| 1910 | 3 |
| 1911 | 3 |
| 1912 | 9 |
| 1913 | 2 |
| 1914 | 6 |
| 1915 | 5 |
| 1916 | 5 |
| 1917 | 5 |
| 1918 | 11 |
| 1919 | 6 |
| 1920 | 5 |
| 1921 | 6 |
| 1922 | 13 |
| 1923 | 5 |
| 1924 | 4 |
| 1925 | 3 |
| 1926 | 3 |
| 1927 | 11 |
| 1928 | 13 |
| 1929 | 6 |
| 1930 | 5 |
| 1931 | 6 |
| 1932 | 8 |
| 1933 | 7 |
| 1934 | 4 |
| 1935 | 4 |
| 1936 | 7 |
| 1937 | 9 |
| 1938 | 2 |
| 1939 | 18 |
| 1940 | 5 |
| 1941 | 7 |
| 1942 | 10 |
| 1943 | 8 |
| 1944 | 4 |
| 1945 | 21 |
| 1946 | 76 |
| 1947 | 69 |
| 1948 | 73 |
| 1949 | 72 |
| 1950 | 131 |
| 1951 | 116 |
| 1952 | 160 |
| 1953 | 175 |
| 1954 | 140 |
| 1955 | 127 |
| 1956 | 130 |
| 1957 | 149 |
| 1958 | 138 |
| 1959 | 194 |
| 1960 | 147 |
| 1961 | 175 |
| 1962 | 152 |
| 1963 | 215 |
| 1964 | 239 |
| 1965 | 309 |
| 1966 | 429 |
| 1967 | 484 |
| 1968 | 512 |
| 1969 | 523 |
| 1970 | 577 |
| 1971 | 578 |
| 1972 | 638 |
| 1973 | 648 |
| 1974 | 773 |
| 1975 | 1989 |
| 1976 | 2244 |
| 1977 | 2250 |
| 1978 | 2385 |
| 1979 | 2573 |
| 1980 | 2822 |
| 1981 | 2884 |
| 1982 | 3195 |
| 1983 | 3775 |
| 1984 | 3985 |
| 1985 | 4339 |
| 1986 | 4693 |
| 1987 | 5169 |
| 1988 | 5619 |
| 1989 | 7203 |
| 1990 | 7966 |
| 1991 | 8652 |
| 1992 | 9300 |
| 1993 | 10263 |
| 1994 | 10929 |
| 1995 | 11302 |
| 1996 | 12179 |
| 1997 | 13403 |
| 1998 | 14314 |
| 1999 | 16568 |
| 2000 | 18593 |
| 2001 | 20893 |
| 2002 | 22864 |
| 2003 | 26557 |
| 2004 | 28987 |
| 2005 | 33605 |
| 2006 | 36160 |
| 2007 | 40566 |
| 2008 | 44435 |
| 2009 | 46923 |
| 2010 | 50946 |
| 2011 | 55005 |
| 2012 | 60633 |
| 2013 | 66602 |
| 2014 | 70137 |
| 2015 | 73436 |
| 2016 | 75306 |
| 2017 | 77913 |
| 2018 | 81403 |
| 2019 | 86642 |
| 2020 | 99742 |
| 2021 | 108082 |
| 2022 | 107290 |
| 2023 | 99688 |
| 2024 | 36347 |