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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1806 | 1 |
| 1816 | 1 |
| 1818 | 1 |
| 1865 | 1 |
| 1869 | 2 |
| 1872 | 3 |
| 1875 | 1 |
| 1876 | 1 |
| 1878 | 5 |
| 1879 | 2 |
| 1880 | 2 |
| 1883 | 3 |
| 1884 | 1 |
| 1886 | 2 |
| 1888 | 1 |
| 1889 | 3 |
| 1890 | 3 |
| 1891 | 2 |
| 1892 | 1 |
| 1893 | 2 |
| 1894 | 1 |
| 1895 | 1 |
| 1896 | 2 |
| 1897 | 4 |
| 1898 | 1 |
| 1899 | 5 |
| 1900 | 2 |
| 1901 | 7 |
| 1902 | 3 |
| 1903 | 3 |
| 1904 | 3 |
| 1905 | 2 |
| 1906 | 1 |
| 1907 | 3 |
| 1908 | 3 |
| 1909 | 2 |
| 1910 | 7 |
| 1911 | 4 |
| 1912 | 5 |
| 1913 | 4 |
| 1914 | 3 |
| 1915 | 10 |
| 1916 | 4 |
| 1917 | 4 |
| 1918 | 2 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 2 |
| 1922 | 2 |
| 1923 | 4 |
| 1924 | 2 |
| 1926 | 3 |
| 1927 | 1 |
| 1928 | 3 |
| 1929 | 7 |
| 1930 | 2 |
| 1931 | 4 |
| 1932 | 9 |
| 1933 | 2 |
| 1934 | 4 |
| 1935 | 3 |
| 1937 | 2 |
| 1938 | 4 |
| 1940 | 3 |
| 1941 | 3 |
| 1943 | 2 |
| 1944 | 1 |
| 1945 | 3 |
| 1946 | 10 |
| 1947 | 13 |
| 1948 | 12 |
| 1949 | 13 |
| 1950 | 21 |
| 1951 | 13 |
| 1952 | 18 |
| 1953 | 28 |
| 1954 | 27 |
| 1955 | 32 |
| 1956 | 26 |
| 1957 | 29 |
| 1958 | 26 |
| 1959 | 25 |
| 1960 | 14 |
| 1961 | 15 |
| 1962 | 39 |
| 1963 | 31 |
| 1964 | 48 |
| 1965 | 47 |
| 1966 | 61 |
| 1967 | 42 |
| 1968 | 50 |
| 1969 | 56 |
| 1970 | 45 |
| 1971 | 62 |
| 1972 | 64 |
| 1973 | 60 |
| 1974 | 82 |
| 1975 | 70 |
| 1976 | 86 |
| 1977 | 77 |
| 1978 | 82 |
| 1979 | 83 |
| 1980 | 93 |
| 1981 | 91 |
| 1982 | 105 |
| 1983 | 116 |
| 1984 | 115 |
| 1985 | 116 |
| 1986 | 133 |
| 1987 | 175 |
| 1988 | 141 |
| 1989 | 175 |
| 1990 | 165 |
| 1991 | 202 |
| 1992 | 200 |
| 1993 | 200 |
| 1994 | 250 |
| 1995 | 220 |
| 1996 | 266 |
| 1997 | 298 |
| 1998 | 303 |
| 1999 | 310 |
| 2000 | 375 |
| 2001 | 455 |
| 2002 | 442 |
| 2003 | 450 |
| 2004 | 542 |
| 2005 | 578 |
| 2006 | 666 |
| 2007 | 672 |
| 2008 | 711 |
| 2009 | 714 |
| 2010 | 749 |
| 2011 | 924 |
| 2012 | 919 |
| 2013 | 999 |
| 2014 | 1259 |
| 2015 | 1360 |
| 2016 | 1527 |
| 2017 | 1526 |
| 2018 | 1598 |
| 2019 | 1530 |
| 2020 | 1741 |
| 2021 | 1916 |
| 2022 | 1904 |
| 2023 | 1651 |
| 2024 | 666 |