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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1874 | 1 |
| 1883 | 1 |
| 1884 | 1 |
| 1888 | 1 |
| 1890 | 1 |
| 1891 | 1 |
| 1893 | 1 |
| 1895 | 1 |
| 1896 | 2 |
| 1897 | 3 |
| 1899 | 3 |
| 1900 | 1 |
| 1901 | 3 |
| 1902 | 6 |
| 1903 | 3 |
| 1904 | 2 |
| 1905 | 3 |
| 1906 | 1 |
| 1907 | 1 |
| 1909 | 1 |
| 1910 | 1 |
| 1911 | 1 |
| 1912 | 1 |
| 1913 | 2 |
| 1916 | 1 |
| 1918 | 3 |
| 1920 | 4 |
| 1921 | 1 |
| 1922 | 2 |
| 1926 | 1 |
| 1927 | 4 |
| 1929 | 2 |
| 1930 | 1 |
| 1931 | 2 |
| 1932 | 3 |
| 1938 | 7 |
| 1939 | 1 |
| 1940 | 2 |
| 1943 | 1 |
| 1944 | 3 |
| 1945 | 6 |
| 1946 | 8 |
| 1947 | 4 |
| 1948 | 11 |
| 1949 | 20 |
| 1950 | 10 |
| 1951 | 13 |
| 1952 | 13 |
| 1953 | 13 |
| 1954 | 9 |
| 1955 | 9 |
| 1956 | 6 |
| 1957 | 12 |
| 1958 | 13 |
| 1959 | 9 |
| 1960 | 8 |
| 1961 | 8 |
| 1962 | 5 |
| 1963 | 8 |
| 1964 | 15 |
| 1965 | 24 |
| 1966 | 24 |
| 1967 | 27 |
| 1968 | 28 |
| 1969 | 30 |
| 1970 | 23 |
| 1971 | 41 |
| 1972 | 29 |
| 1973 | 39 |
| 1974 | 45 |
| 1975 | 56 |
| 1976 | 60 |
| 1977 | 81 |
| 1978 | 99 |
| 1979 | 71 |
| 1980 | 96 |
| 1981 | 88 |
| 1982 | 83 |
| 1983 | 105 |
| 1984 | 110 |
| 1985 | 108 |
| 1986 | 136 |
| 1987 | 153 |
| 1988 | 166 |
| 1989 | 150 |
| 1990 | 178 |
| 1991 | 173 |
| 1992 | 182 |
| 1993 | 193 |
| 1994 | 159 |
| 1995 | 190 |
| 1996 | 221 |
| 1997 | 199 |
| 1998 | 175 |
| 1999 | 168 |
| 2000 | 182 |
| 2001 | 197 |
| 2002 | 206 |
| 2003 | 210 |
| 2004 | 217 |
| 2005 | 208 |
| 2006 | 268 |
| 2007 | 298 |
| 2008 | 296 |
| 2009 | 368 |
| 2010 | 348 |
| 2011 | 434 |
| 2012 | 429 |
| 2013 | 473 |
| 2014 | 557 |
| 2015 | 651 |
| 2016 | 694 |
| 2017 | 683 |
| 2018 | 729 |
| 2019 | 764 |
| 2020 | 803 |
| 2021 | 785 |
| 2022 | 726 |
| 2023 | 649 |
| 2024 | 570 |
| 2025 | 482 |