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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1789 | 1 |
| 1799 | 1 |
| 1800 | 1 |
| 1830 | 1 |
| 1842 | 1 |
| 1845 | 2 |
| 1854 | 1 |
| 1855 | 4 |
| 1860 | 2 |
| 1861 | 2 |
| 1863 | 3 |
| 1864 | 1 |
| 1869 | 1 |
| 1870 | 1 |
| 1871 | 1 |
| 1872 | 3 |
| 1873 | 2 |
| 1875 | 1 |
| 1876 | 2 |
| 1879 | 1 |
| 1881 | 2 |
| 1888 | 1 |
| 1891 | 1 |
| 1892 | 1 |
| 1895 | 1 |
| 1898 | 1 |
| 1899 | 1 |
| 1907 | 2 |
| 1909 | 3 |
| 1913 | 2 |
| 1929 | 2 |
| 1936 | 1 |
| 1940 | 1 |
| 1942 | 2 |
| 1945 | 4 |
| 1946 | 8 |
| 1947 | 10 |
| 1948 | 18 |
| 1949 | 8 |
| 1950 | 9 |
| 1951 | 16 |
| 1952 | 19 |
| 1953 | 28 |
| 1954 | 20 |
| 1955 | 22 |
| 1956 | 20 |
| 1957 | 23 |
| 1958 | 16 |
| 1959 | 17 |
| 1960 | 10 |
| 1961 | 20 |
| 1962 | 15 |
| 1963 | 17 |
| 1964 | 22 |
| 1965 | 26 |
| 1966 | 30 |
| 1967 | 37 |
| 1968 | 30 |
| 1969 | 42 |
| 1970 | 32 |
| 1971 | 43 |
| 1972 | 32 |
| 1973 | 32 |
| 1974 | 35 |
| 1975 | 48 |
| 1976 | 73 |
| 1977 | 46 |
| 1978 | 64 |
| 1979 | 62 |
| 1980 | 64 |
| 1981 | 60 |
| 1982 | 66 |
| 1983 | 71 |
| 1984 | 80 |
| 1985 | 102 |
| 1986 | 110 |
| 1987 | 115 |
| 1988 | 139 |
| 1989 | 106 |
| 1990 | 141 |
| 1991 | 136 |
| 1992 | 126 |
| 1993 | 173 |
| 1994 | 143 |
| 1995 | 174 |
| 1996 | 225 |
| 1997 | 250 |
| 1998 | 282 |
| 1999 | 381 |
| 2000 | 487 |
| 2001 | 525 |
| 2002 | 518 |
| 2003 | 579 |
| 2004 | 656 |
| 2005 | 758 |
| 2006 | 802 |
| 2007 | 937 |
| 2008 | 913 |
| 2009 | 915 |
| 2010 | 1042 |
| 2011 | 1151 |
| 2012 | 1268 |
| 2013 | 1254 |
| 2014 | 1393 |
| 2015 | 1433 |
| 2016 | 1603 |
| 2017 | 1631 |
| 2018 | 1724 |
| 2019 | 1897 |
| 2020 | 2068 |
| 2021 | 2130 |
| 2022 | 2065 |
| 2023 | 1997 |
| 2024 | 701 |