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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1807 | 1 |
| 1842 | 1 |
| 1849 | 1 |
| 1852 | 1 |
| 1854 | 1 |
| 1857 | 1 |
| 1859 | 1 |
| 1868 | 1 |
| 1871 | 2 |
| 1874 | 2 |
| 1875 | 1 |
| 1879 | 2 |
| 1884 | 1 |
| 1885 | 1 |
| 1886 | 3 |
| 1887 | 1 |
| 1888 | 4 |
| 1889 | 4 |
| 1890 | 7 |
| 1891 | 3 |
| 1892 | 2 |
| 1893 | 2 |
| 1895 | 2 |
| 1896 | 1 |
| 1898 | 1 |
| 1900 | 1 |
| 1901 | 2 |
| 1904 | 1 |
| 1905 | 2 |
| 1906 | 2 |
| 1907 | 3 |
| 1908 | 3 |
| 1909 | 3 |
| 1910 | 1 |
| 1911 | 3 |
| 1912 | 2 |
| 1913 | 8 |
| 1914 | 5 |
| 1915 | 5 |
| 1916 | 4 |
| 1917 | 3 |
| 1918 | 3 |
| 1919 | 4 |
| 1920 | 7 |
| 1921 | 4 |
| 1922 | 11 |
| 1923 | 2 |
| 1924 | 8 |
| 1925 | 8 |
| 1926 | 11 |
| 1927 | 14 |
| 1928 | 8 |
| 1929 | 15 |
| 1930 | 18 |
| 1931 | 13 |
| 1932 | 26 |
| 1933 | 16 |
| 1934 | 10 |
| 1935 | 10 |
| 1936 | 12 |
| 1937 | 7 |
| 1938 | 8 |
| 1939 | 14 |
| 1940 | 15 |
| 1941 | 14 |
| 1942 | 11 |
| 1943 | 7 |
| 1944 | 37 |
| 1945 | 94 |
| 1946 | 174 |
| 1947 | 189 |
| 1948 | 153 |
| 1949 | 237 |
| 1950 | 576 |
| 1951 | 732 |
| 1952 | 749 |
| 1953 | 811 |
| 1954 | 912 |
| 1955 | 1023 |
| 1956 | 985 |
| 1957 | 1163 |
| 1958 | 1252 |
| 1959 | 804 |
| 1960 | 162 |
| 1961 | 233 |
| 1962 | 252 |
| 1963 | 1227 |
| 1964 | 1726 |
| 1965 | 1930 |
| 1966 | 1890 |
| 1967 | 1907 |
| 1968 | 2061 |
| 1969 | 2156 |
| 1970 | 2102 |
| 1971 | 2166 |
| 1972 | 2253 |
| 1973 | 2286 |
| 1974 | 2256 |
| 1975 | 3206 |
| 1976 | 3161 |
| 1977 | 3036 |
| 1978 | 3145 |
| 1979 | 3178 |
| 1980 | 3261 |
| 1981 | 3376 |
| 1982 | 3560 |
| 1983 | 3927 |
| 1984 | 4269 |
| 1985 | 4733 |
| 1986 | 4733 |
| 1987 | 6321 |
| 1988 | 8085 |
| 1989 | 8706 |
| 1990 | 9204 |
| 1991 | 9017 |
| 1992 | 8534 |
| 1993 | 8242 |
| 1994 | 8037 |
| 1995 | 7802 |
| 1996 | 8351 |
| 1997 | 8551 |
| 1998 | 8058 |
| 1999 | 8749 |
| 2000 | 10403 |
| 2001 | 10667 |
| 2002 | 10949 |
| 2003 | 10916 |
| 2004 | 11589 |
| 2005 | 13043 |
| 2006 | 13556 |
| 2007 | 14249 |
| 2008 | 15043 |
| 2009 | 15731 |
| 2010 | 16482 |
| 2011 | 17762 |
| 2012 | 18497 |
| 2013 | 18525 |
| 2014 | 22399 |
| 2015 | 24245 |
| 2016 | 25794 |
| 2017 | 28247 |
| 2018 | 30224 |
| 2019 | 32454 |
| 2020 | 37009 |
| 2021 | 40641 |
| 2022 | 41123 |
| 2023 | 41819 |
| 2024 | 32003 |
| 2025 | 33 |