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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1805 | 2 |
| 1816 | 2 |
| 1817 | 1 |
| 1820 | 2 |
| 1821 | 1 |
| 1822 | 1 |
| 1828 | 1 |
| 1837 | 1 |
| 1841 | 2 |
| 1844 | 1 |
| 1845 | 2 |
| 1849 | 2 |
| 1851 | 2 |
| 1853 | 3 |
| 1854 | 2 |
| 1855 | 1 |
| 1857 | 1 |
| 1859 | 2 |
| 1860 | 2 |
| 1861 | 2 |
| 1862 | 1 |
| 1864 | 1 |
| 1865 | 6 |
| 1866 | 2 |
| 1867 | 2 |
| 1868 | 1 |
| 1869 | 1 |
| 1870 | 1 |
| 1871 | 1 |
| 1872 | 1 |
| 1873 | 3 |
| 1874 | 1 |
| 1875 | 1 |
| 1876 | 1 |
| 1879 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1883 | 2 |
| 1884 | 3 |
| 1885 | 1 |
| 1886 | 2 |
| 1887 | 4 |
| 1888 | 2 |
| 1890 | 1 |
| 1892 | 1 |
| 1893 | 2 |
| 1894 | 2 |
| 1895 | 2 |
| 1896 | 2 |
| 1897 | 2 |
| 1898 | 2 |
| 1900 | 2 |
| 1901 | 1 |
| 1902 | 4 |
| 1904 | 2 |
| 1907 | 2 |
| 1908 | 1 |
| 1909 | 2 |
| 1911 | 1 |
| 1912 | 1 |
| 1913 | 7 |
| 1914 | 1 |
| 1915 | 2 |
| 1916 | 1 |
| 1917 | 4 |
| 1918 | 5 |
| 1919 | 9 |
| 1920 | 2 |
| 1921 | 3 |
| 1922 | 2 |
| 1923 | 3 |
| 1924 | 2 |
| 1925 | 2 |
| 1926 | 7 |
| 1927 | 4 |
| 1928 | 6 |
| 1929 | 4 |
| 1930 | 6 |
| 1931 | 7 |
| 1932 | 5 |
| 1933 | 4 |
| 1934 | 7 |
| 1935 | 3 |
| 1936 | 5 |
| 1937 | 8 |
| 1938 | 5 |
| 1939 | 6 |
| 1940 | 4 |
| 1941 | 7 |
| 1942 | 9 |
| 1943 | 6 |
| 1944 | 12 |
| 1945 | 37 |
| 1946 | 151 |
| 1947 | 155 |
| 1948 | 124 |
| 1949 | 148 |
| 1950 | 97 |
| 1951 | 253 |
| 1952 | 496 |
| 1953 | 551 |
| 1954 | 625 |
| 1955 | 752 |
| 1956 | 840 |
| 1957 | 966 |
| 1958 | 1028 |
| 1959 | 1299 |
| 1960 | 1307 |
| 1961 | 1418 |
| 1962 | 1288 |
| 1963 | 1253 |
| 1964 | 1719 |
| 1965 | 1982 |
| 1966 | 2686 |
| 1967 | 2982 |
| 1968 | 3531 |
| 1969 | 3599 |
| 1970 | 3433 |
| 1971 | 3329 |
| 1972 | 3593 |
| 1973 | 3498 |
| 1974 | 3411 |
| 1975 | 4140 |
| 1976 | 3938 |
| 1977 | 4127 |
| 1978 | 4199 |
| 1979 | 4504 |
| 1980 | 4375 |
| 1981 | 4412 |
| 1982 | 4503 |
| 1983 | 4755 |
| 1984 | 5155 |
| 1985 | 5351 |
| 1986 | 5338 |
| 1987 | 5472 |
| 1988 | 5786 |
| 1989 | 6335 |
| 1990 | 6624 |
| 1991 | 6769 |
| 1992 | 6984 |
| 1993 | 7115 |
| 1994 | 8027 |
| 1995 | 7782 |
| 1996 | 8367 |
| 1997 | 8458 |
| 1998 | 9004 |
| 1999 | 9716 |
| 2000 | 10626 |
| 2001 | 11366 |
| 2002 | 12257 |
| 2003 | 13311 |
| 2004 | 14903 |
| 2005 | 17239 |
| 2006 | 18449 |
| 2007 | 19758 |
| 2008 | 20903 |
| 2009 | 20800 |
| 2010 | 22490 |
| 2011 | 24916 |
| 2012 | 27508 |
| 2013 | 29011 |
| 2014 | 30831 |
| 2015 | 32672 |
| 2016 | 32989 |
| 2017 | 33504 |
| 2018 | 34551 |
| 2019 | 36373 |
| 2020 | 39358 |
| 2021 | 39974 |
| 2022 | 36219 |
| 2023 | 33699 |
| 2024 | 16162 |