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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1835 | 1 |
| 1837 | 1 |
| 1838 | 1 |
| 1857 | 2 |
| 1858 | 3 |
| 1860 | 1 |
| 1861 | 5 |
| 1862 | 16 |
| 1863 | 19 |
| 1864 | 15 |
| 1865 | 6 |
| 1866 | 9 |
| 1867 | 3 |
| 1868 | 9 |
| 1869 | 13 |
| 1870 | 15 |
| 1871 | 9 |
| 1872 | 1 |
| 1873 | 3 |
| 1874 | 5 |
| 1875 | 14 |
| 1876 | 4 |
| 1877 | 3 |
| 1878 | 7 |
| 1879 | 2 |
| 1880 | 2 |
| 1887 | 1 |
| 1889 | 2 |
| 1891 | 1 |
| 1892 | 1 |
| 1893 | 1 |
| 1895 | 1 |
| 1897 | 1 |
| 1902 | 2 |
| 1903 | 1 |
| 1904 | 3 |
| 1905 | 2 |
| 1906 | 2 |
| 1908 | 2 |
| 1910 | 2 |
| 1911 | 2 |
| 1912 | 1 |
| 1913 | 2 |
| 1914 | 1 |
| 1916 | 1 |
| 1917 | 2 |
| 1919 | 1 |
| 1920 | 7 |
| 1921 | 2 |
| 1922 | 4 |
| 1923 | 6 |
| 1924 | 4 |
| 1925 | 4 |
| 1926 | 4 |
| 1927 | 3 |
| 1928 | 2 |
| 1929 | 4 |
| 1930 | 1 |
| 1931 | 3 |
| 1932 | 2 |
| 1933 | 2 |
| 1934 | 2 |
| 1935 | 1 |
| 1936 | 4 |
| 1938 | 4 |
| 1939 | 2 |
| 1940 | 1 |
| 1941 | 2 |
| 1942 | 4 |
| 1943 | 1 |
| 1944 | 3 |
| 1945 | 9 |
| 1946 | 25 |
| 1947 | 14 |
| 1948 | 30 |
| 1949 | 25 |
| 1950 | 49 |
| 1951 | 44 |
| 1952 | 32 |
| 1953 | 37 |
| 1954 | 33 |
| 1955 | 39 |
| 1956 | 42 |
| 1957 | 34 |
| 1958 | 48 |
| 1959 | 40 |
| 1960 | 49 |
| 1961 | 47 |
| 1962 | 57 |
| 1963 | 54 |
| 1964 | 76 |
| 1965 | 65 |
| 1966 | 53 |
| 1967 | 53 |
| 1968 | 58 |
| 1969 | 59 |
| 1970 | 82 |
| 1971 | 77 |
| 1972 | 66 |
| 1973 | 67 |
| 1974 | 75 |
| 1975 | 90 |
| 1976 | 80 |
| 1977 | 67 |
| 1978 | 51 |
| 1979 | 90 |
| 1980 | 74 |
| 1981 | 70 |
| 1982 | 163 |
| 1983 | 149 |
| 1984 | 168 |
| 1985 | 167 |
| 1986 | 264 |
| 1987 | 290 |
| 1988 | 362 |
| 1989 | 390 |
| 1990 | 515 |
| 1991 | 466 |
| 1992 | 534 |
| 1993 | 458 |
| 1994 | 517 |
| 1995 | 451 |
| 1996 | 434 |
| 1997 | 466 |
| 1998 | 427 |
| 1999 | 542 |
| 2000 | 466 |
| 2001 | 504 |
| 2002 | 520 |
| 2003 | 557 |
| 2004 | 633 |
| 2005 | 608 |
| 2006 | 558 |
| 2007 | 563 |
| 2008 | 620 |
| 2009 | 653 |
| 2010 | 771 |
| 2011 | 792 |
| 2012 | 735 |
| 2013 | 742 |
| 2014 | 825 |
| 2015 | 920 |
| 2016 | 946 |
| 2017 | 967 |
| 2018 | 892 |
| 2019 | 906 |
| 2020 | 972 |
| 2021 | 970 |
| 2022 | 973 |
| 2023 | 787 |
| 2024 | 799 |
| 2025 | 701 |
| 2026 | 1 |