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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1793 | 1 |
| 1797 | 1 |
| 1800 | 2 |
| 1801 | 2 |
| 1802 | 1 |
| 1803 | 2 |
| 1804 | 2 |
| 1807 | 2 |
| 1808 | 1 |
| 1809 | 1 |
| 1810 | 1 |
| 1811 | 6 |
| 1812 | 1 |
| 1813 | 2 |
| 1814 | 1 |
| 1818 | 3 |
| 1819 | 1 |
| 1821 | 7 |
| 1822 | 4 |
| 1823 | 1 |
| 1824 | 1 |
| 1827 | 4 |
| 1829 | 1 |
| 1830 | 3 |
| 1831 | 1 |
| 1833 | 1 |
| 1834 | 3 |
| 1835 | 2 |
| 1837 | 1 |
| 1838 | 14 |
| 1839 | 3 |
| 1840 | 5 |
| 1841 | 3 |
| 1842 | 4 |
| 1843 | 2 |
| 1844 | 4 |
| 1845 | 2 |
| 1846 | 3 |
| 1847 | 2 |
| 1848 | 5 |
| 1849 | 7 |
| 1850 | 6 |
| 1851 | 10 |
| 1852 | 11 |
| 1853 | 7 |
| 1854 | 8 |
| 1855 | 20 |
| 1856 | 22 |
| 1857 | 13 |
| 1858 | 9 |
| 1859 | 18 |
| 1860 | 10 |
| 1861 | 10 |
| 1862 | 10 |
| 1863 | 10 |
| 1864 | 8 |
| 1865 | 9 |
| 1866 | 14 |
| 1867 | 12 |
| 1868 | 19 |
| 1869 | 13 |
| 1870 | 12 |
| 1871 | 20 |
| 1872 | 19 |
| 1873 | 25 |
| 1874 | 22 |
| 1875 | 19 |
| 1876 | 7 |
| 1877 | 9 |
| 1878 | 9 |
| 1879 | 10 |
| 1880 | 15 |
| 1881 | 17 |
| 1882 | 14 |
| 1883 | 23 |
| 1884 | 24 |
| 1885 | 19 |
| 1886 | 23 |
| 1887 | 18 |
| 1888 | 34 |
| 1889 | 34 |
| 1890 | 27 |
| 1891 | 16 |
| 1892 | 19 |
| 1893 | 35 |
| 1894 | 35 |
| 1895 | 28 |
| 1896 | 42 |
| 1897 | 29 |
| 1898 | 40 |
| 1899 | 30 |
| 1900 | 29 |
| 1901 | 39 |
| 1902 | 37 |
| 1903 | 30 |
| 1904 | 44 |
| 1905 | 38 |
| 1906 | 31 |
| 1907 | 32 |
| 1908 | 27 |
| 1909 | 34 |
| 1910 | 39 |
| 1911 | 22 |
| 1912 | 32 |
| 1913 | 31 |
| 1914 | 25 |
| 1915 | 33 |
| 1916 | 41 |
| 1917 | 36 |
| 1918 | 30 |
| 1919 | 37 |
| 1920 | 35 |
| 1921 | 24 |
| 1922 | 48 |
| 1923 | 36 |
| 1924 | 44 |
| 1925 | 46 |
| 1926 | 52 |
| 1927 | 60 |
| 1928 | 52 |
| 1929 | 34 |
| 1930 | 53 |
| 1931 | 50 |
| 1932 | 48 |
| 1933 | 45 |
| 1934 | 53 |
| 1935 | 47 |
| 1936 | 54 |
| 1937 | 59 |
| 1938 | 45 |
| 1939 | 43 |
| 1940 | 54 |
| 1941 | 50 |
| 1942 | 36 |
| 1943 | 30 |
| 1944 | 38 |
| 1945 | 84 |
| 1946 | 384 |
| 1947 | 344 |
| 1948 | 406 |
| 1949 | 379 |
| 1950 | 446 |
| 1951 | 518 |
| 1952 | 481 |
| 1953 | 538 |
| 1954 | 497 |
| 1955 | 527 |
| 1956 | 490 |
| 1957 | 546 |
| 1958 | 612 |
| 1959 | 630 |
| 1960 | 545 |
| 1961 | 415 |
| 1962 | 693 |
| 1963 | 748 |
| 1964 | 868 |
| 1965 | 909 |
| 1966 | 1005 |
| 1967 | 1061 |
| 1968 | 1213 |
| 1969 | 1273 |
| 1970 | 1373 |
| 1971 | 1433 |
| 1972 | 1554 |
| 1973 | 1580 |
| 1974 | 1708 |
| 1975 | 1858 |
| 1976 | 1973 |
| 1977 | 2043 |
| 1978 | 2124 |
| 1979 | 2351 |
| 1980 | 2347 |
| 1981 | 2357 |
| 1982 | 2629 |
| 1983 | 2793 |
| 1984 | 2923 |
| 1985 | 3060 |
| 1986 | 3074 |
| 1987 | 3497 |
| 1988 | 3576 |
| 1989 | 3801 |
| 1990 | 3827 |
| 1991 | 3837 |
| 1992 | 3976 |
| 1993 | 4014 |
| 1994 | 4121 |
| 1995 | 4155 |
| 1996 | 4450 |
| 1997 | 4289 |
| 1998 | 4346 |
| 1999 | 4548 |
| 2000 | 4852 |
| 2001 | 4883 |
| 2002 | 5120 |
| 2003 | 5222 |
| 2004 | 5833 |
| 2005 | 6468 |
| 2006 | 6931 |
| 2007 | 7331 |
| 2008 | 7967 |
| 2009 | 8357 |
| 2010 | 8773 |
| 2011 | 9687 |
| 2012 | 10227 |
| 2013 | 10841 |
| 2014 | 11364 |
| 2015 | 11956 |
| 2016 | 12280 |
| 2017 | 12619 |
| 2018 | 13339 |
| 2019 | 13815 |
| 2020 | 15777 |
| 2021 | 17466 |
| 2022 | 16519 |
| 2023 | 16289 |
| 2024 | 16910 |
| 2025 | 15040 |
| 2026 | 14 |