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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1821 | 1 |
| 1822 | 1 |
| 1833 | 1 |
| 1843 | 1 |
| 1848 | 1 |
| 1852 | 1 |
| 1853 | 1 |
| 1855 | 1 |
| 1856 | 1 |
| 1862 | 1 |
| 1874 | 3 |
| 1881 | 1 |
| 1883 | 1 |
| 1886 | 1 |
| 1888 | 1 |
| 1889 | 2 |
| 1891 | 1 |
| 1892 | 9 |
| 1893 | 4 |
| 1895 | 1 |
| 1896 | 2 |
| 1897 | 3 |
| 1898 | 2 |
| 1900 | 2 |
| 1901 | 2 |
| 1902 | 2 |
| 1903 | 3 |
| 1904 | 4 |
| 1905 | 2 |
| 1906 | 2 |
| 1907 | 3 |
| 1908 | 2 |
| 1909 | 3 |
| 1911 | 5 |
| 1912 | 2 |
| 1913 | 3 |
| 1915 | 1 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 4 |
| 1919 | 2 |
| 1920 | 5 |
| 1921 | 3 |
| 1922 | 1 |
| 1923 | 7 |
| 1924 | 6 |
| 1925 | 3 |
| 1926 | 11 |
| 1927 | 7 |
| 1928 | 8 |
| 1929 | 7 |
| 1930 | 12 |
| 1931 | 11 |
| 1932 | 10 |
| 1933 | 11 |
| 1934 | 6 |
| 1935 | 5 |
| 1936 | 6 |
| 1937 | 3 |
| 1938 | 4 |
| 1939 | 7 |
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 9 |
| 1944 | 5 |
| 1945 | 7 |
| 1946 | 17 |
| 1947 | 22 |
| 1948 | 34 |
| 1949 | 23 |
| 1950 | 24 |
| 1951 | 36 |
| 1952 | 24 |
| 1953 | 18 |
| 1954 | 28 |
| 1955 | 28 |
| 1956 | 23 |
| 1957 | 34 |
| 1958 | 21 |
| 1959 | 41 |
| 1960 | 32 |
| 1961 | 43 |
| 1962 | 36 |
| 1963 | 58 |
| 1964 | 71 |
| 1965 | 61 |
| 1966 | 74 |
| 1967 | 77 |
| 1968 | 99 |
| 1969 | 97 |
| 1970 | 109 |
| 1971 | 112 |
| 1972 | 106 |
| 1973 | 130 |
| 1974 | 99 |
| 1975 | 158 |
| 1976 | 124 |
| 1977 | 116 |
| 1978 | 136 |
| 1979 | 152 |
| 1980 | 141 |
| 1981 | 152 |
| 1982 | 147 |
| 1983 | 191 |
| 1984 | 184 |
| 1985 | 203 |
| 1986 | 217 |
| 1987 | 216 |
| 1988 | 238 |
| 1989 | 220 |
| 1990 | 224 |
| 1991 | 244 |
| 1992 | 258 |
| 1993 | 240 |
| 1994 | 305 |
| 1995 | 277 |
| 1996 | 290 |
| 1997 | 304 |
| 1998 | 277 |
| 1999 | 340 |
| 2000 | 408 |
| 2001 | 363 |
| 2002 | 337 |
| 2003 | 343 |
| 2004 | 383 |
| 2005 | 408 |
| 2006 | 435 |
| 2007 | 456 |
| 2008 | 519 |
| 2009 | 508 |
| 2010 | 559 |
| 2011 | 565 |
| 2012 | 632 |
| 2013 | 669 |
| 2014 | 691 |
| 2015 | 749 |
| 2016 | 757 |
| 2017 | 837 |
| 2018 | 787 |
| 2019 | 805 |
| 2020 | 848 |
| 2021 | 896 |
| 2022 | 771 |
| 2023 | 894 |
| 2024 | 922 |
| 2025 | 574 |