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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1790 | 1 |
| 1794 | 1 |
| 1799 | 1 |
| 1803 | 1 |
| 1812 | 2 |
| 1813 | 3 |
| 1815 | 1 |
| 1820 | 1 |
| 1821 | 1 |
| 1826 | 1 |
| 1829 | 1 |
| 1830 | 2 |
| 1832 | 1 |
| 1833 | 1 |
| 1834 | 1 |
| 1835 | 1 |
| 1837 | 1 |
| 1840 | 6 |
| 1841 | 4 |
| 1842 | 7 |
| 1843 | 7 |
| 1844 | 6 |
| 1845 | 3 |
| 1846 | 7 |
| 1847 | 6 |
| 1848 | 3 |
| 1849 | 5 |
| 1850 | 6 |
| 1851 | 12 |
| 1852 | 14 |
| 1853 | 6 |
| 1854 | 3 |
| 1855 | 3 |
| 1856 | 6 |
| 1857 | 9 |
| 1858 | 6 |
| 1859 | 11 |
| 1860 | 3 |
| 1861 | 2 |
| 1862 | 5 |
| 1863 | 4 |
| 1864 | 10 |
| 1865 | 2 |
| 1866 | 2 |
| 1867 | 8 |
| 1868 | 3 |
| 1869 | 3 |
| 1870 | 4 |
| 1871 | 5 |
| 1872 | 3 |
| 1873 | 5 |
| 1874 | 2 |
| 1875 | 7 |
| 1876 | 2 |
| 1877 | 9 |
| 1878 | 4 |
| 1879 | 5 |
| 1880 | 3 |
| 1881 | 8 |
| 1882 | 13 |
| 1883 | 12 |
| 1884 | 9 |
| 1885 | 14 |
| 1886 | 16 |
| 1887 | 21 |
| 1888 | 8 |
| 1889 | 19 |
| 1890 | 37 |
| 1891 | 14 |
| 1892 | 27 |
| 1893 | 38 |
| 1894 | 19 |
| 1895 | 29 |
| 1896 | 26 |
| 1897 | 34 |
| 1898 | 37 |
| 1899 | 23 |
| 1900 | 17 |
| 1901 | 11 |
| 1902 | 6 |
| 1903 | 13 |
| 1904 | 5 |
| 1905 | 6 |
| 1906 | 13 |
| 1907 | 6 |
| 1908 | 8 |
| 1909 | 13 |
| 1910 | 13 |
| 1911 | 12 |
| 1912 | 11 |
| 1913 | 8 |
| 1914 | 11 |
| 1915 | 11 |
| 1916 | 13 |
| 1917 | 31 |
| 1918 | 11 |
| 1919 | 17 |
| 1920 | 11 |
| 1921 | 22 |
| 1922 | 11 |
| 1923 | 19 |
| 1924 | 13 |
| 1925 | 11 |
| 1926 | 15 |
| 1927 | 19 |
| 1928 | 14 |
| 1929 | 15 |
| 1930 | 19 |
| 1931 | 18 |
| 1932 | 13 |
| 1933 | 21 |
| 1934 | 16 |
| 1935 | 21 |
| 1936 | 16 |
| 1937 | 19 |
| 1938 | 21 |
| 1939 | 23 |
| 1940 | 17 |
| 1941 | 15 |
| 1942 | 12 |
| 1943 | 9 |
| 1944 | 10 |
| 1945 | 34 |
| 1946 | 87 |
| 1947 | 115 |
| 1948 | 73 |
| 1949 | 84 |
| 1950 | 128 |
| 1951 | 124 |
| 1952 | 131 |
| 1953 | 111 |
| 1954 | 81 |
| 1955 | 58 |
| 1956 | 80 |
| 1957 | 87 |
| 1958 | 71 |
| 1959 | 88 |
| 1960 | 107 |
| 1961 | 94 |
| 1962 | 117 |
| 1963 | 335 |
| 1964 | 722 |
| 1965 | 864 |
| 1966 | 1020 |
| 1967 | 961 |
| 1968 | 1207 |
| 1969 | 1311 |
| 1970 | 1387 |
| 1971 | 1250 |
| 1972 | 1309 |
| 1973 | 1571 |
| 1974 | 1731 |
| 1975 | 1745 |
| 1976 | 1747 |
| 1977 | 1597 |
| 1978 | 1727 |
| 1979 | 1943 |
| 1980 | 1547 |
| 1981 | 1367 |
| 1982 | 1558 |
| 1983 | 1593 |
| 1984 | 1806 |
| 1985 | 1712 |
| 1986 | 2043 |
| 1987 | 3272 |
| 1988 | 4758 |
| 1989 | 4994 |
| 1990 | 5010 |
| 1991 | 4858 |
| 1992 | 4908 |
| 1993 | 4761 |
| 1994 | 4712 |
| 1995 | 4727 |
| 1996 | 4570 |
| 1997 | 4610 |
| 1998 | 4416 |
| 1999 | 4517 |
| 2000 | 5128 |
| 2001 | 4920 |
| 2002 | 4596 |
| 2003 | 4654 |
| 2004 | 4883 |
| 2005 | 4951 |
| 2006 | 5197 |
| 2007 | 5369 |
| 2008 | 5169 |
| 2009 | 5021 |
| 2010 | 5570 |
| 2011 | 5818 |
| 2012 | 6362 |
| 2013 | 7131 |
| 2014 | 8213 |
| 2015 | 9210 |
| 2016 | 9529 |
| 2017 | 9320 |
| 2018 | 9327 |
| 2019 | 9561 |
| 2020 | 10471 |
| 2021 | 10900 |
| 2022 | 9739 |
| 2023 | 9483 |
| 2024 | 9706 |
| 2025 | 10149 |
| 2026 | 64 |