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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1813 | 1 |
| 1815 | 1 |
| 1818 | 2 |
| 1820 | 1 |
| 1825 | 1 |
| 1837 | 1 |
| 1842 | 1 |
| 1844 | 1 |
| 1845 | 1 |
| 1846 | 1 |
| 1848 | 2 |
| 1852 | 2 |
| 1853 | 3 |
| 1855 | 1 |
| 1859 | 3 |
| 1860 | 2 |
| 1862 | 1 |
| 1867 | 1 |
| 1871 | 2 |
| 1873 | 2 |
| 1875 | 1 |
| 1876 | 2 |
| 1884 | 1 |
| 1885 | 6 |
| 1886 | 1 |
| 1887 | 7 |
| 1888 | 2 |
| 1889 | 5 |
| 1890 | 1 |
| 1891 | 1 |
| 1892 | 3 |
| 1893 | 3 |
| 1894 | 2 |
| 1895 | 2 |
| 1896 | 5 |
| 1897 | 6 |
| 1898 | 4 |
| 1899 | 2 |
| 1900 | 2 |
| 1901 | 2 |
| 1902 | 3 |
| 1904 | 3 |
| 1905 | 1 |
| 1907 | 1 |
| 1908 | 5 |
| 1909 | 5 |
| 1910 | 2 |
| 1911 | 1 |
| 1912 | 5 |
| 1913 | 7 |
| 1914 | 6 |
| 1915 | 1 |
| 1916 | 4 |
| 1917 | 2 |
| 1918 | 2 |
| 1919 | 4 |
| 1920 | 2 |
| 1921 | 5 |
| 1922 | 6 |
| 1923 | 5 |
| 1924 | 4 |
| 1925 | 4 |
| 1926 | 6 |
| 1927 | 10 |
| 1928 | 6 |
| 1929 | 11 |
| 1930 | 8 |
| 1931 | 8 |
| 1932 | 7 |
| 1933 | 6 |
| 1934 | 11 |
| 1935 | 4 |
| 1936 | 1 |
| 1937 | 3 |
| 1938 | 8 |
| 1939 | 1 |
| 1941 | 6 |
| 1942 | 4 |
| 1943 | 3 |
| 1944 | 6 |
| 1945 | 7 |
| 1946 | 56 |
| 1947 | 62 |
| 1948 | 53 |
| 1949 | 70 |
| 1950 | 86 |
| 1951 | 75 |
| 1952 | 68 |
| 1953 | 60 |
| 1954 | 91 |
| 1955 | 83 |
| 1956 | 81 |
| 1957 | 83 |
| 1958 | 63 |
| 1959 | 92 |
| 1960 | 75 |
| 1961 | 95 |
| 1962 | 98 |
| 1963 | 112 |
| 1964 | 131 |
| 1965 | 172 |
| 1966 | 166 |
| 1967 | 183 |
| 1968 | 206 |
| 1969 | 233 |
| 1970 | 268 |
| 1971 | 247 |
| 1972 | 274 |
| 1973 | 297 |
| 1974 | 286 |
| 1975 | 326 |
| 1976 | 357 |
| 1977 | 360 |
| 1978 | 348 |
| 1979 | 393 |
| 1980 | 435 |
| 1981 | 431 |
| 1982 | 464 |
| 1983 | 516 |
| 1984 | 505 |
| 1985 | 543 |
| 1986 | 563 |
| 1987 | 669 |
| 1988 | 717 |
| 1989 | 783 |
| 1990 | 822 |
| 1991 | 820 |
| 1992 | 847 |
| 1993 | 865 |
| 1994 | 915 |
| 1995 | 925 |
| 1996 | 968 |
| 1997 | 935 |
| 1998 | 872 |
| 1999 | 879 |
| 2000 | 928 |
| 2001 | 1020 |
| 2002 | 945 |
| 2003 | 1037 |
| 2004 | 1124 |
| 2005 | 1205 |
| 2006 | 1312 |
| 2007 | 1324 |
| 2008 | 1552 |
| 2009 | 1611 |
| 2010 | 1698 |
| 2011 | 1853 |
| 2012 | 2058 |
| 2013 | 2114 |
| 2014 | 2328 |
| 2015 | 2433 |
| 2016 | 2405 |
| 2017 | 2437 |
| 2018 | 2496 |
| 2019 | 2664 |
| 2020 | 3182 |
| 2021 | 3495 |
| 2022 | 3403 |
| 2023 | 3234 |
| 2024 | 1220 |