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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1842 | 1 |
| 1849 | 2 |
| 1850 | 1 |
| 1855 | 1 |
| 1869 | 2 |
| 1870 | 1 |
| 1872 | 1 |
| 1874 | 1 |
| 1875 | 1 |
| 1876 | 1 |
| 1877 | 3 |
| 1881 | 1 |
| 1883 | 1 |
| 1885 | 1 |
| 1886 | 1 |
| 1887 | 2 |
| 1888 | 2 |
| 1892 | 1 |
| 1893 | 2 |
| 1894 | 4 |
| 1895 | 3 |
| 1896 | 4 |
| 1897 | 2 |
| 1898 | 2 |
| 1899 | 3 |
| 1900 | 5 |
| 1901 | 1 |
| 1902 | 1 |
| 1903 | 1 |
| 1904 | 4 |
| 1905 | 1 |
| 1906 | 1 |
| 1908 | 3 |
| 1909 | 8 |
| 1910 | 4 |
| 1911 | 4 |
| 1912 | 6 |
| 1913 | 7 |
| 1914 | 7 |
| 1915 | 5 |
| 1916 | 3 |
| 1918 | 2 |
| 1919 | 5 |
| 1920 | 3 |
| 1921 | 2 |
| 1923 | 1 |
| 1925 | 1 |
| 1926 | 9 |
| 1927 | 2 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1932 | 3 |
| 1933 | 1 |
| 1934 | 1 |
| 1938 | 1 |
| 1939 | 2 |
| 1940 | 1 |
| 1941 | 3 |
| 1942 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 3 |
| 1946 | 23 |
| 1947 | 15 |
| 1948 | 22 |
| 1949 | 22 |
| 1950 | 19 |
| 1951 | 26 |
| 1952 | 26 |
| 1953 | 14 |
| 1954 | 23 |
| 1955 | 19 |
| 1956 | 35 |
| 1957 | 23 |
| 1958 | 20 |
| 1959 | 24 |
| 1960 | 29 |
| 1961 | 23 |
| 1962 | 33 |
| 1963 | 38 |
| 1964 | 41 |
| 1965 | 64 |
| 1966 | 66 |
| 1967 | 49 |
| 1968 | 53 |
| 1969 | 67 |
| 1970 | 83 |
| 1971 | 73 |
| 1972 | 74 |
| 1973 | 77 |
| 1974 | 91 |
| 1975 | 101 |
| 1976 | 113 |
| 1977 | 115 |
| 1978 | 96 |
| 1979 | 121 |
| 1980 | 140 |
| 1981 | 132 |
| 1982 | 135 |
| 1983 | 172 |
| 1984 | 152 |
| 1985 | 145 |
| 1986 | 172 |
| 1987 | 190 |
| 1988 | 199 |
| 1989 | 240 |
| 1990 | 240 |
| 1991 | 240 |
| 1992 | 235 |
| 1993 | 253 |
| 1994 | 266 |
| 1995 | 253 |
| 1996 | 259 |
| 1997 | 203 |
| 1998 | 212 |
| 1999 | 210 |
| 2000 | 237 |
| 2001 | 262 |
| 2002 | 224 |
| 2003 | 255 |
| 2004 | 263 |
| 2005 | 245 |
| 2006 | 252 |
| 2007 | 304 |
| 2008 | 320 |
| 2009 | 342 |
| 2010 | 366 |
| 2011 | 390 |
| 2012 | 371 |
| 2013 | 379 |
| 2014 | 423 |
| 2015 | 426 |
| 2016 | 480 |
| 2017 | 474 |
| 2018 | 575 |
| 2019 | 626 |
| 2020 | 786 |
| 2021 | 853 |
| 2022 | 743 |
| 2023 | 686 |
| 2024 | 739 |
| 2025 | 645 |