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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1800 | 2 |
| 1804 | 1 |
| 1806 | 1 |
| 1807 | 2 |
| 1809 | 2 |
| 1810 | 1 |
| 1813 | 1 |
| 1819 | 1 |
| 1825 | 1 |
| 1826 | 2 |
| 1843 | 1 |
| 1847 | 1 |
| 1853 | 1 |
| 1856 | 2 |
| 1858 | 1 |
| 1859 | 3 |
| 1860 | 2 |
| 1863 | 2 |
| 1864 | 4 |
| 1865 | 4 |
| 1866 | 2 |
| 1867 | 2 |
| 1868 | 1 |
| 1870 | 2 |
| 1872 | 2 |
| 1873 | 1 |
| 1877 | 1 |
| 1881 | 1 |
| 1883 | 1 |
| 1884 | 2 |
| 1886 | 3 |
| 1887 | 8 |
| 1888 | 4 |
| 1889 | 3 |
| 1890 | 1 |
| 1892 | 2 |
| 1893 | 1 |
| 1896 | 4 |
| 1897 | 8 |
| 1898 | 7 |
| 1899 | 10 |
| 1900 | 7 |
| 1901 | 4 |
| 1902 | 1 |
| 1905 | 2 |
| 1906 | 5 |
| 1907 | 2 |
| 1908 | 2 |
| 1909 | 4 |
| 1910 | 1 |
| 1911 | 4 |
| 1912 | 1 |
| 1913 | 1 |
| 1915 | 2 |
| 1918 | 1 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 4 |
| 1922 | 1 |
| 1923 | 2 |
| 1924 | 1 |
| 1925 | 1 |
| 1926 | 3 |
| 1927 | 1 |
| 1928 | 3 |
| 1929 | 3 |
| 1930 | 3 |
| 1931 | 5 |
| 1932 | 5 |
| 1933 | 2 |
| 1934 | 4 |
| 1935 | 3 |
| 1936 | 4 |
| 1937 | 5 |
| 1938 | 7 |
| 1939 | 2 |
| 1940 | 4 |
| 1941 | 2 |
| 1942 | 5 |
| 1943 | 2 |
| 1944 | 1 |
| 1945 | 5 |
| 1946 | 12 |
| 1947 | 13 |
| 1948 | 13 |
| 1949 | 9 |
| 1950 | 3 |
| 1951 | 10 |
| 1952 | 9 |
| 1953 | 15 |
| 1954 | 11 |
| 1955 | 16 |
| 1956 | 18 |
| 1957 | 26 |
| 1958 | 20 |
| 1959 | 10 |
| 1960 | 22 |
| 1961 | 22 |
| 1962 | 18 |
| 1963 | 23 |
| 1964 | 25 |
| 1965 | 27 |
| 1966 | 37 |
| 1967 | 26 |
| 1968 | 31 |
| 1969 | 34 |
| 1970 | 35 |
| 1971 | 32 |
| 1972 | 41 |
| 1973 | 41 |
| 1974 | 38 |
| 1975 | 50 |
| 1976 | 63 |
| 1977 | 54 |
| 1978 | 61 |
| 1979 | 70 |
| 1980 | 58 |
| 1981 | 57 |
| 1982 | 73 |
| 1983 | 76 |
| 1984 | 70 |
| 1985 | 84 |
| 1986 | 112 |
| 1987 | 282 |
| 1988 | 495 |
| 1989 | 564 |
| 1990 | 656 |
| 1991 | 661 |
| 1992 | 649 |
| 1993 | 728 |
| 1994 | 747 |
| 1995 | 777 |
| 1996 | 854 |
| 1997 | 903 |
| 1998 | 936 |
| 1999 | 947 |
| 2000 | 1091 |
| 2001 | 1149 |
| 2002 | 1260 |
| 2003 | 1287 |
| 2004 | 1429 |
| 2005 | 1544 |
| 2006 | 1615 |
| 2007 | 1548 |
| 2008 | 1616 |
| 2009 | 1714 |
| 2010 | 1830 |
| 2011 | 1705 |
| 2012 | 1909 |
| 2013 | 2368 |
| 2014 | 3298 |
| 2015 | 3817 |
| 2016 | 4171 |
| 2017 | 4455 |
| 2018 | 4812 |
| 2019 | 5064 |
| 2020 | 6345 |
| 2021 | 7494 |
| 2022 | 8213 |
| 2023 | 7305 |
| 2024 | 2619 |