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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1823 | 1 |
| 1846 | 1 |
| 1853 | 1 |
| 1855 | 1 |
| 1857 | 2 |
| 1858 | 2 |
| 1861 | 2 |
| 1862 | 1 |
| 1863 | 4 |
| 1864 | 4 |
| 1865 | 1 |
| 1867 | 2 |
| 1869 | 1 |
| 1872 | 1 |
| 1873 | 3 |
| 1874 | 1 |
| 1876 | 1 |
| 1877 | 1 |
| 1878 | 2 |
| 1880 | 1 |
| 1881 | 4 |
| 1883 | 1 |
| 1884 | 4 |
| 1886 | 1 |
| 1887 | 1 |
| 1888 | 1 |
| 1892 | 1 |
| 1893 | 4 |
| 1894 | 1 |
| 1898 | 1 |
| 1899 | 2 |
| 1900 | 2 |
| 1901 | 1 |
| 1902 | 1 |
| 1903 | 1 |
| 1904 | 4 |
| 1905 | 2 |
| 1906 | 1 |
| 1908 | 2 |
| 1909 | 3 |
| 1910 | 1 |
| 1911 | 1 |
| 1912 | 1 |
| 1913 | 1 |
| 1914 | 2 |
| 1918 | 2 |
| 1926 | 4 |
| 1927 | 2 |
| 1929 | 1 |
| 1930 | 2 |
| 1932 | 1 |
| 1933 | 1 |
| 1935 | 1 |
| 1940 | 1 |
| 1941 | 1 |
| 1944 | 3 |
| 1945 | 5 |
| 1946 | 9 |
| 1947 | 16 |
| 1948 | 13 |
| 1949 | 12 |
| 1950 | 16 |
| 1951 | 18 |
| 1952 | 19 |
| 1953 | 14 |
| 1954 | 24 |
| 1955 | 25 |
| 1956 | 17 |
| 1957 | 25 |
| 1958 | 23 |
| 1959 | 19 |
| 1960 | 46 |
| 1961 | 18 |
| 1962 | 25 |
| 1963 | 25 |
| 1964 | 52 |
| 1965 | 57 |
| 1966 | 41 |
| 1967 | 56 |
| 1968 | 52 |
| 1969 | 66 |
| 1970 | 95 |
| 1971 | 88 |
| 1972 | 99 |
| 1973 | 79 |
| 1974 | 78 |
| 1975 | 89 |
| 1976 | 97 |
| 1977 | 104 |
| 1978 | 112 |
| 1979 | 142 |
| 1980 | 156 |
| 1981 | 123 |
| 1982 | 127 |
| 1983 | 126 |
| 1984 | 143 |
| 1985 | 153 |
| 1986 | 141 |
| 1987 | 176 |
| 1988 | 172 |
| 1989 | 158 |
| 1990 | 191 |
| 1991 | 201 |
| 1992 | 201 |
| 1993 | 219 |
| 1994 | 226 |
| 1995 | 188 |
| 1996 | 204 |
| 1997 | 184 |
| 1998 | 195 |
| 1999 | 192 |
| 2000 | 207 |
| 2001 | 236 |
| 2002 | 214 |
| 2003 | 233 |
| 2004 | 296 |
| 2005 | 304 |
| 2006 | 353 |
| 2007 | 387 |
| 2008 | 411 |
| 2009 | 454 |
| 2010 | 470 |
| 2011 | 508 |
| 2012 | 500 |
| 2013 | 578 |
| 2014 | 605 |
| 2015 | 608 |
| 2016 | 617 |
| 2017 | 619 |
| 2018 | 646 |
| 2019 | 681 |
| 2020 | 728 |
| 2021 | 843 |
| 2022 | 804 |
| 2023 | 816 |
| 2024 | 781 |
| 2025 | 743 |