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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1789 | 1 |
| 1791 | 1 |
| 1792 | 1 |
| 1793 | 2 |
| 1794 | 1 |
| 1797 | 2 |
| 1800 | 2 |
| 1801 | 2 |
| 1802 | 1 |
| 1803 | 1 |
| 1804 | 1 |
| 1805 | 1 |
| 1807 | 1 |
| 1809 | 1 |
| 1811 | 1 |
| 1814 | 1 |
| 1815 | 2 |
| 1817 | 2 |
| 1818 | 1 |
| 1819 | 1 |
| 1823 | 4 |
| 1824 | 3 |
| 1825 | 1 |
| 1826 | 2 |
| 1827 | 3 |
| 1829 | 2 |
| 1830 | 3 |
| 1831 | 1 |
| 1834 | 1 |
| 1835 | 1 |
| 1840 | 2 |
| 1841 | 12 |
| 1842 | 9 |
| 1843 | 4 |
| 1845 | 4 |
| 1847 | 5 |
| 1848 | 3 |
| 1849 | 5 |
| 1850 | 11 |
| 1851 | 3 |
| 1852 | 5 |
| 1853 | 8 |
| 1854 | 8 |
| 1855 | 4 |
| 1856 | 8 |
| 1857 | 2 |
| 1858 | 3 |
| 1859 | 4 |
| 1860 | 3 |
| 1861 | 4 |
| 1862 | 1 |
| 1863 | 1 |
| 1864 | 2 |
| 1865 | 2 |
| 1866 | 2 |
| 1867 | 6 |
| 1868 | 8 |
| 1869 | 10 |
| 1870 | 7 |
| 1871 | 7 |
| 1872 | 6 |
| 1873 | 8 |
| 1874 | 9 |
| 1875 | 9 |
| 1876 | 16 |
| 1877 | 9 |
| 1878 | 5 |
| 1879 | 7 |
| 1880 | 6 |
| 1881 | 6 |
| 1882 | 6 |
| 1883 | 8 |
| 1884 | 11 |
| 1885 | 16 |
| 1886 | 8 |
| 1887 | 18 |
| 1888 | 13 |
| 1889 | 11 |
| 1890 | 20 |
| 1891 | 23 |
| 1892 | 19 |
| 1893 | 21 |
| 1894 | 11 |
| 1895 | 17 |
| 1896 | 19 |
| 1897 | 25 |
| 1898 | 17 |
| 1899 | 29 |
| 1900 | 21 |
| 1901 | 23 |
| 1902 | 27 |
| 1903 | 13 |
| 1904 | 21 |
| 1905 | 8 |
| 1906 | 16 |
| 1907 | 21 |
| 1908 | 31 |
| 1909 | 22 |
| 1910 | 25 |
| 1911 | 34 |
| 1912 | 28 |
| 1913 | 29 |
| 1914 | 11 |
| 1915 | 22 |
| 1916 | 23 |
| 1917 | 22 |
| 1918 | 16 |
| 1919 | 18 |
| 1920 | 29 |
| 1921 | 22 |
| 1922 | 20 |
| 1923 | 21 |
| 1924 | 24 |
| 1925 | 27 |
| 1926 | 49 |
| 1927 | 57 |
| 1928 | 68 |
| 1929 | 55 |
| 1930 | 46 |
| 1931 | 43 |
| 1932 | 52 |
| 1933 | 68 |
| 1934 | 65 |
| 1935 | 66 |
| 1936 | 55 |
| 1937 | 40 |
| 1938 | 36 |
| 1939 | 57 |
| 1940 | 49 |
| 1941 | 44 |
| 1942 | 45 |
| 1943 | 36 |
| 1944 | 30 |
| 1945 | 54 |
| 1946 | 177 |
| 1947 | 171 |
| 1948 | 185 |
| 1949 | 211 |
| 1950 | 258 |
| 1951 | 319 |
| 1952 | 321 |
| 1953 | 289 |
| 1954 | 272 |
| 1955 | 276 |
| 1956 | 282 |
| 1957 | 324 |
| 1958 | 321 |
| 1959 | 300 |
| 1960 | 298 |
| 1961 | 375 |
| 1962 | 326 |
| 1963 | 451 |
| 1964 | 482 |
| 1965 | 522 |
| 1966 | 557 |
| 1967 | 590 |
| 1968 | 675 |
| 1969 | 804 |
| 1970 | 716 |
| 1971 | 816 |
| 1972 | 824 |
| 1973 | 903 |
| 1974 | 948 |
| 1975 | 1008 |
| 1976 | 1077 |
| 1977 | 1091 |
| 1978 | 1174 |
| 1979 | 1206 |
| 1980 | 1226 |
| 1981 | 1253 |
| 1982 | 1376 |
| 1983 | 1444 |
| 1984 | 1598 |
| 1985 | 1652 |
| 1986 | 1801 |
| 1987 | 1864 |
| 1988 | 2128 |
| 1989 | 2234 |
| 1990 | 2366 |
| 1991 | 2487 |
| 1992 | 2554 |
| 1993 | 2612 |
| 1994 | 2735 |
| 1995 | 2888 |
| 1996 | 2870 |
| 1997 | 2838 |
| 1998 | 3045 |
| 1999 | 3098 |
| 2000 | 3632 |
| 2001 | 3496 |
| 2002 | 3668 |
| 2003 | 3935 |
| 2004 | 4242 |
| 2005 | 4637 |
| 2006 | 4964 |
| 2007 | 5223 |
| 2008 | 5783 |
| 2009 | 5796 |
| 2010 | 6361 |
| 2011 | 6581 |
| 2012 | 7119 |
| 2013 | 7436 |
| 2014 | 8370 |
| 2015 | 9284 |
| 2016 | 9636 |
| 2017 | 9771 |
| 2018 | 10313 |
| 2019 | 10420 |
| 2020 | 11972 |
| 2021 | 12970 |
| 2022 | 12403 |
| 2023 | 11588 |
| 2024 | 4235 |