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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1795 | 1 |
| 1801 | 3 |
| 1802 | 1 |
| 1804 | 1 |
| 1814 | 7 |
| 1820 | 1 |
| 1833 | 1 |
| 1837 | 1 |
| 1842 | 1 |
| 1846 | 1 |
| 1851 | 1 |
| 1852 | 2 |
| 1853 | 6 |
| 1854 | 1 |
| 1855 | 8 |
| 1856 | 10 |
| 1857 | 27 |
| 1858 | 25 |
| 1859 | 16 |
| 1860 | 5 |
| 1861 | 11 |
| 1862 | 15 |
| 1863 | 4 |
| 1864 | 3 |
| 1865 | 6 |
| 1866 | 4 |
| 1867 | 3 |
| 1868 | 2 |
| 1869 | 2 |
| 1870 | 1 |
| 1872 | 1 |
| 1873 | 3 |
| 1874 | 1 |
| 1875 | 3 |
| 1876 | 2 |
| 1877 | 2 |
| 1878 | 2 |
| 1879 | 1 |
| 1880 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1883 | 1 |
| 1884 | 2 |
| 1886 | 1 |
| 1887 | 12 |
| 1888 | 3 |
| 1889 | 3 |
| 1890 | 3 |
| 1891 | 1 |
| 1892 | 4 |
| 1893 | 2 |
| 1894 | 2 |
| 1895 | 1 |
| 1896 | 3 |
| 1897 | 2 |
| 1898 | 3 |
| 1899 | 2 |
| 1900 | 1 |
| 1901 | 1 |
| 1902 | 3 |
| 1903 | 1 |
| 1904 | 2 |
| 1905 | 2 |
| 1906 | 3 |
| 1907 | 4 |
| 1908 | 6 |
| 1909 | 3 |
| 1910 | 1 |
| 1911 | 1 |
| 1912 | 3 |
| 1913 | 4 |
| 1914 | 6 |
| 1915 | 3 |
| 1916 | 6 |
| 1917 | 3 |
| 1918 | 4 |
| 1919 | 3 |
| 1920 | 3 |
| 1921 | 8 |
| 1922 | 3 |
| 1923 | 4 |
| 1924 | 5 |
| 1925 | 2 |
| 1927 | 4 |
| 1928 | 2 |
| 1929 | 2 |
| 1930 | 3 |
| 1931 | 1 |
| 1932 | 2 |
| 1933 | 2 |
| 1934 | 3 |
| 1935 | 3 |
| 1936 | 7 |
| 1937 | 4 |
| 1938 | 1 |
| 1939 | 4 |
| 1940 | 4 |
| 1941 | 5 |
| 1942 | 4 |
| 1943 | 2 |
| 1944 | 2 |
| 1945 | 4 |
| 1946 | 5 |
| 1947 | 9 |
| 1948 | 3 |
| 1949 | 5 |
| 1950 | 8 |
| 1951 | 9 |
| 1952 | 13 |
| 1953 | 9 |
| 1954 | 10 |
| 1955 | 5 |
| 1956 | 8 |
| 1957 | 8 |
| 1958 | 11 |
| 1959 | 12 |
| 1960 | 10 |
| 1961 | 13 |
| 1962 | 8 |
| 1963 | 13 |
| 1964 | 15 |
| 1965 | 16 |
| 1966 | 31 |
| 1967 | 24 |
| 1968 | 27 |
| 1969 | 30 |
| 1970 | 21 |
| 1971 | 26 |
| 1972 | 28 |
| 1973 | 32 |
| 1974 | 34 |
| 1975 | 46 |
| 1976 | 34 |
| 1977 | 45 |
| 1978 | 48 |
| 1979 | 57 |
| 1980 | 43 |
| 1981 | 56 |
| 1982 | 49 |
| 1983 | 60 |
| 1984 | 69 |
| 1985 | 55 |
| 1986 | 76 |
| 1987 | 337 |
| 1988 | 589 |
| 1989 | 716 |
| 1990 | 709 |
| 1991 | 788 |
| 1992 | 846 |
| 1993 | 890 |
| 1994 | 848 |
| 1995 | 938 |
| 1996 | 903 |
| 1997 | 1008 |
| 1998 | 1027 |
| 1999 | 1055 |
| 2000 | 1592 |
| 2001 | 1318 |
| 2002 | 1306 |
| 2003 | 1536 |
| 2004 | 1635 |
| 2005 | 1710 |
| 2006 | 1688 |
| 2007 | 1886 |
| 2008 | 1846 |
| 2009 | 2018 |
| 2010 | 2221 |
| 2011 | 2556 |
| 2012 | 2605 |
| 2013 | 3236 |
| 2014 | 4828 |
| 2015 | 6184 |
| 2016 | 6773 |
| 2017 | 7000 |
| 2018 | 7245 |
| 2019 | 7712 |
| 2020 | 8961 |
| 2021 | 9840 |
| 2022 | 9388 |
| 2023 | 1122 |