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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1804 | 1 |
| 1821 | 1 |
| 1837 | 1 |
| 1845 | 1 |
| 1855 | 1 |
| 1860 | 1 |
| 1862 | 1 |
| 1867 | 1 |
| 1880 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1885 | 1 |
| 1886 | 2 |
| 1887 | 2 |
| 1888 | 5 |
| 1889 | 1 |
| 1891 | 2 |
| 1892 | 4 |
| 1893 | 2 |
| 1895 | 1 |
| 1896 | 2 |
| 1898 | 2 |
| 1899 | 3 |
| 1903 | 1 |
| 1906 | 1 |
| 1908 | 1 |
| 1911 | 1 |
| 1914 | 1 |
| 1915 | 1 |
| 1917 | 1 |
| 1918 | 2 |
| 1920 | 3 |
| 1921 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1924 | 1 |
| 1926 | 8 |
| 1927 | 4 |
| 1928 | 6 |
| 1929 | 4 |
| 1930 | 7 |
| 1931 | 3 |
| 1932 | 3 |
| 1933 | 3 |
| 1934 | 6 |
| 1935 | 10 |
| 1936 | 3 |
| 1937 | 2 |
| 1940 | 5 |
| 1941 | 3 |
| 1942 | 6 |
| 1943 | 3 |
| 1944 | 2 |
| 1945 | 1 |
| 1946 | 14 |
| 1947 | 11 |
| 1948 | 16 |
| 1949 | 6 |
| 1950 | 7 |
| 1951 | 25 |
| 1952 | 25 |
| 1953 | 18 |
| 1954 | 9 |
| 1955 | 11 |
| 1956 | 14 |
| 1957 | 17 |
| 1958 | 17 |
| 1959 | 12 |
| 1960 | 4 |
| 1961 | 17 |
| 1962 | 31 |
| 1963 | 30 |
| 1964 | 31 |
| 1965 | 38 |
| 1966 | 42 |
| 1967 | 28 |
| 1968 | 31 |
| 1969 | 28 |
| 1970 | 31 |
| 1971 | 28 |
| 1972 | 27 |
| 1973 | 21 |
| 1974 | 18 |
| 1975 | 30 |
| 1976 | 26 |
| 1977 | 33 |
| 1978 | 23 |
| 1979 | 29 |
| 1980 | 26 |
| 1981 | 26 |
| 1982 | 36 |
| 1983 | 42 |
| 1984 | 59 |
| 1985 | 76 |
| 1986 | 59 |
| 1987 | 160 |
| 1988 | 351 |
| 1989 | 330 |
| 1990 | 399 |
| 1991 | 431 |
| 1992 | 398 |
| 1993 | 371 |
| 1994 | 380 |
| 1995 | 417 |
| 1996 | 431 |
| 1997 | 400 |
| 1998 | 382 |
| 1999 | 402 |
| 2000 | 437 |
| 2001 | 468 |
| 2002 | 457 |
| 2003 | 497 |
| 2004 | 651 |
| 2005 | 571 |
| 2006 | 614 |
| 2007 | 637 |
| 2008 | 631 |
| 2009 | 652 |
| 2010 | 624 |
| 2011 | 692 |
| 2012 | 687 |
| 2013 | 709 |
| 2014 | 1135 |
| 2015 | 1326 |
| 2016 | 1367 |
| 2017 | 1297 |
| 2018 | 1433 |
| 2019 | 1425 |
| 2020 | 1555 |
| 2021 | 1631 |
| 2022 | 1442 |
| 2023 | 1391 |
| 2024 | 602 |