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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1787 | 2 |
| 1790 | 1 |
| 1792 | 1 |
| 1799 | 2 |
| 1802 | 1 |
| 1808 | 1 |
| 1809 | 3 |
| 1810 | 2 |
| 1814 | 2 |
| 1815 | 3 |
| 1816 | 2 |
| 1818 | 1 |
| 1821 | 2 |
| 1826 | 1 |
| 1828 | 2 |
| 1830 | 1 |
| 1840 | 1 |
| 1841 | 1 |
| 1842 | 3 |
| 1843 | 3 |
| 1844 | 3 |
| 1845 | 2 |
| 1846 | 3 |
| 1847 | 6 |
| 1848 | 1 |
| 1849 | 8 |
| 1850 | 6 |
| 1851 | 3 |
| 1852 | 2 |
| 1853 | 3 |
| 1854 | 1 |
| 1855 | 1 |
| 1856 | 1 |
| 1857 | 2 |
| 1858 | 1 |
| 1860 | 1 |
| 1861 | 7 |
| 1863 | 2 |
| 1864 | 5 |
| 1865 | 3 |
| 1866 | 11 |
| 1867 | 9 |
| 1868 | 2 |
| 1869 | 4 |
| 1870 | 5 |
| 1871 | 4 |
| 1872 | 2 |
| 1873 | 12 |
| 1874 | 13 |
| 1875 | 6 |
| 1876 | 7 |
| 1877 | 6 |
| 1879 | 5 |
| 1880 | 3 |
| 1881 | 1 |
| 1882 | 5 |
| 1883 | 3 |
| 1884 | 5 |
| 1885 | 4 |
| 1886 | 5 |
| 1887 | 5 |
| 1888 | 16 |
| 1889 | 8 |
| 1890 | 9 |
| 1891 | 3 |
| 1892 | 12 |
| 1893 | 5 |
| 1894 | 5 |
| 1895 | 5 |
| 1896 | 2 |
| 1897 | 11 |
| 1898 | 6 |
| 1900 | 4 |
| 1901 | 4 |
| 1902 | 2 |
| 1903 | 4 |
| 1904 | 1 |
| 1905 | 2 |
| 1906 | 1 |
| 1907 | 12 |
| 1908 | 6 |
| 1909 | 6 |
| 1910 | 4 |
| 1911 | 6 |
| 1912 | 3 |
| 1913 | 6 |
| 1914 | 10 |
| 1915 | 5 |
| 1916 | 9 |
| 1917 | 4 |
| 1918 | 3 |
| 1919 | 3 |
| 1920 | 5 |
| 1921 | 6 |
| 1922 | 6 |
| 1923 | 10 |
| 1924 | 11 |
| 1925 | 6 |
| 1926 | 6 |
| 1927 | 4 |
| 1928 | 7 |
| 1929 | 4 |
| 1930 | 10 |
| 1931 | 9 |
| 1932 | 11 |
| 1933 | 11 |
| 1934 | 11 |
| 1935 | 17 |
| 1936 | 7 |
| 1937 | 4 |
| 1938 | 4 |
| 1939 | 12 |
| 1940 | 9 |
| 1941 | 10 |
| 1942 | 6 |
| 1943 | 5 |
| 1944 | 6 |
| 1945 | 22 |
| 1946 | 102 |
| 1947 | 83 |
| 1948 | 87 |
| 1949 | 69 |
| 1950 | 91 |
| 1951 | 125 |
| 1952 | 83 |
| 1953 | 120 |
| 1954 | 88 |
| 1955 | 127 |
| 1956 | 109 |
| 1957 | 132 |
| 1958 | 156 |
| 1959 | 123 |
| 1960 | 120 |
| 1961 | 144 |
| 1962 | 177 |
| 1963 | 173 |
| 1964 | 167 |
| 1965 | 187 |
| 1966 | 180 |
| 1967 | 195 |
| 1968 | 230 |
| 1969 | 255 |
| 1970 | 237 |
| 1971 | 271 |
| 1972 | 276 |
| 1973 | 270 |
| 1974 | 297 |
| 1975 | 337 |
| 1976 | 357 |
| 1977 | 391 |
| 1978 | 411 |
| 1979 | 404 |
| 1980 | 405 |
| 1981 | 423 |
| 1982 | 436 |
| 1983 | 497 |
| 1984 | 556 |
| 1985 | 570 |
| 1986 | 594 |
| 1987 | 708 |
| 1988 | 945 |
| 1989 | 1018 |
| 1990 | 1065 |
| 1991 | 1134 |
| 1992 | 1111 |
| 1993 | 1153 |
| 1994 | 1251 |
| 1995 | 1336 |
| 1996 | 1336 |
| 1997 | 1263 |
| 1998 | 1319 |
| 1999 | 1508 |
| 2000 | 1594 |
| 2001 | 1738 |
| 2002 | 1771 |
| 2003 | 1932 |
| 2004 | 1987 |
| 2005 | 2211 |
| 2006 | 2316 |
| 2007 | 2336 |
| 2008 | 2395 |
| 2009 | 2514 |
| 2010 | 2733 |
| 2011 | 3012 |
| 2012 | 2953 |
| 2013 | 3225 |
| 2014 | 3938 |
| 2015 | 4560 |
| 2016 | 4828 |
| 2017 | 5021 |
| 2018 | 5178 |
| 2019 | 5543 |
| 2020 | 6637 |
| 2021 | 7019 |
| 2022 | 6647 |
| 2023 | 6653 |
| 2024 | 2513 |