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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1781 | 1 |
| 1782 | 1 |
| 1787 | 1 |
| 1797 | 2 |
| 1800 | 1 |
| 1801 | 1 |
| 1814 | 1 |
| 1817 | 3 |
| 1818 | 1 |
| 1819 | 2 |
| 1825 | 1 |
| 1828 | 2 |
| 1829 | 3 |
| 1830 | 2 |
| 1833 | 1 |
| 1837 | 2 |
| 1839 | 3 |
| 1840 | 6 |
| 1841 | 1 |
| 1849 | 1 |
| 1862 | 1 |
| 1864 | 1 |
| 1868 | 1 |
| 1869 | 1 |
| 1873 | 1 |
| 1874 | 2 |
| 1881 | 1 |
| 1884 | 1 |
| 1889 | 1 |
| 1897 | 3 |
| 1898 | 3 |
| 1899 | 2 |
| 1902 | 4 |
| 1903 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1906 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1909 | 1 |
| 1910 | 1 |
| 1913 | 1 |
| 1922 | 1 |
| 1928 | 1 |
| 1929 | 1 |
| 1931 | 2 |
| 1934 | 1 |
| 1937 | 1 |
| 1942 | 3 |
| 1944 | 2 |
| 1945 | 16 |
| 1946 | 32 |
| 1947 | 42 |
| 1948 | 44 |
| 1949 | 20 |
| 1950 | 41 |
| 1951 | 66 |
| 1952 | 48 |
| 1953 | 40 |
| 1954 | 43 |
| 1955 | 42 |
| 1956 | 61 |
| 1957 | 52 |
| 1958 | 64 |
| 1959 | 62 |
| 1960 | 75 |
| 1961 | 70 |
| 1962 | 57 |
| 1963 | 87 |
| 1964 | 134 |
| 1965 | 153 |
| 1966 | 135 |
| 1967 | 137 |
| 1968 | 231 |
| 1969 | 202 |
| 1970 | 214 |
| 1971 | 210 |
| 1972 | 225 |
| 1973 | 269 |
| 1974 | 263 |
| 1975 | 266 |
| 1976 | 249 |
| 1977 | 241 |
| 1978 | 241 |
| 1979 | 305 |
| 1980 | 272 |
| 1981 | 277 |
| 1982 | 334 |
| 1983 | 380 |
| 1984 | 377 |
| 1985 | 421 |
| 1986 | 417 |
| 1987 | 424 |
| 1988 | 477 |
| 1989 | 563 |
| 1990 | 548 |
| 1991 | 531 |
| 1992 | 477 |
| 1993 | 479 |
| 1994 | 427 |
| 1995 | 465 |
| 1996 | 522 |
| 1997 | 471 |
| 1998 | 609 |
| 1999 | 599 |
| 2000 | 565 |
| 2001 | 741 |
| 2002 | 672 |
| 2003 | 641 |
| 2004 | 750 |
| 2005 | 783 |
| 2006 | 860 |
| 2007 | 854 |
| 2008 | 899 |
| 2009 | 941 |
| 2010 | 1307 |
| 2011 | 1266 |
| 2012 | 1218 |
| 2013 | 1304 |
| 2014 | 1439 |
| 2015 | 1560 |
| 2016 | 1447 |
| 2017 | 1502 |
| 2018 | 1522 |
| 2019 | 1530 |
| 2020 | 1657 |
| 2021 | 1602 |
| 2022 | 1396 |
| 2023 | 1211 |
| 2024 | 397 |