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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1843 | 1 |
| 1845 | 1 |
| 1848 | 1 |
| 1851 | 2 |
| 1852 | 1 |
| 1854 | 1 |
| 1857 | 2 |
| 1858 | 1 |
| 1866 | 1 |
| 1867 | 1 |
| 1868 | 1 |
| 1869 | 3 |
| 1870 | 2 |
| 1871 | 2 |
| 1872 | 4 |
| 1873 | 1 |
| 1874 | 2 |
| 1875 | 1 |
| 1877 | 1 |
| 1878 | 2 |
| 1882 | 1 |
| 1885 | 1 |
| 1886 | 1 |
| 1888 | 1 |
| 1889 | 2 |
| 1890 | 1 |
| 1891 | 1 |
| 1893 | 2 |
| 1896 | 2 |
| 1897 | 1 |
| 1899 | 1 |
| 1900 | 1 |
| 1902 | 1 |
| 1904 | 3 |
| 1905 | 1 |
| 1906 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1911 | 3 |
| 1912 | 3 |
| 1913 | 1 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 5 |
| 1917 | 1 |
| 1919 | 2 |
| 1921 | 2 |
| 1923 | 1 |
| 1924 | 2 |
| 1927 | 1 |
| 1930 | 1 |
| 1932 | 2 |
| 1933 | 2 |
| 1934 | 1 |
| 1936 | 1 |
| 1938 | 3 |
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 2 |
| 1944 | 1 |
| 1945 | 1 |
| 1946 | 9 |
| 1947 | 12 |
| 1948 | 5 |
| 1949 | 3 |
| 1950 | 8 |
| 1951 | 7 |
| 1952 | 3 |
| 1953 | 9 |
| 1954 | 6 |
| 1955 | 5 |
| 1956 | 5 |
| 1957 | 7 |
| 1958 | 4 |
| 1959 | 5 |
| 1960 | 4 |
| 1961 | 6 |
| 1962 | 6 |
| 1963 | 12 |
| 1964 | 17 |
| 1965 | 11 |
| 1966 | 16 |
| 1967 | 18 |
| 1968 | 18 |
| 1969 | 21 |
| 1970 | 24 |
| 1971 | 19 |
| 1972 | 13 |
| 1973 | 22 |
| 1974 | 39 |
| 1975 | 45 |
| 1976 | 57 |
| 1977 | 54 |
| 1978 | 48 |
| 1979 | 54 |
| 1980 | 54 |
| 1981 | 57 |
| 1982 | 46 |
| 1983 | 62 |
| 1984 | 51 |
| 1985 | 55 |
| 1986 | 66 |
| 1987 | 182 |
| 1988 | 439 |
| 1989 | 468 |
| 1990 | 503 |
| 1991 | 518 |
| 1992 | 480 |
| 1993 | 507 |
| 1994 | 491 |
| 1995 | 574 |
| 1996 | 553 |
| 1997 | 564 |
| 1998 | 586 |
| 1999 | 626 |
| 2000 | 667 |
| 2001 | 646 |
| 2002 | 633 |
| 2003 | 742 |
| 2004 | 537 |
| 2005 | 542 |
| 2006 | 551 |
| 2007 | 561 |
| 2008 | 643 |
| 2009 | 621 |
| 2010 | 686 |
| 2011 | 724 |
| 2012 | 795 |
| 2013 | 919 |
| 2014 | 1380 |
| 2015 | 1631 |
| 2016 | 1670 |
| 2017 | 1839 |
| 2018 | 2016 |
| 2019 | 2105 |
| 2020 | 2391 |
| 2021 | 2655 |
| 2022 | 2454 |
| 2023 | 2516 |
| 2024 | 940 |