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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 | 4 |
| 1939 | 1 |
| 1940 | 2 |
| 1943 | 1 |
| 1944 | 3 |
| 1945 | 6 |
| 1946 | 8 |
| 1947 | 4 |
| 1948 | 11 |
| 1949 | 11 |
| 1950 | 9 |
| 1951 | 13 |
| 1952 | 13 |
| 1953 | 12 |
| 1954 | 9 |
| 1955 | 9 |
| 1956 | 6 |
| 1957 | 12 |
| 1958 | 12 |
| 1959 | 8 |
| 1960 | 8 |
| 1961 | 8 |
| 1962 | 5 |
| 1963 | 7 |
| 1964 | 15 |
| 1965 | 24 |
| 1966 | 24 |
| 1967 | 27 |
| 1968 | 28 |
| 1969 | 30 |
| 1970 | 22 |
| 1971 | 41 |
| 1972 | 29 |
| 1973 | 38 |
| 1974 | 44 |
| 1975 | 54 |
| 1976 | 57 |
| 1977 | 79 |
| 1978 | 97 |
| 1979 | 69 |
| 1980 | 95 |
| 1981 | 86 |
| 1982 | 81 |
| 1983 | 101 |
| 1984 | 108 |
| 1985 | 107 |
| 1986 | 132 |
| 1987 | 138 |
| 1988 | 145 |
| 1989 | 129 |
| 1990 | 150 |
| 1991 | 147 |
| 1992 | 156 |
| 1993 | 158 |
| 1994 | 135 |
| 1995 | 163 |
| 1996 | 188 |
| 1997 | 160 |
| 1998 | 135 |
| 1999 | 130 |
| 2000 | 162 |
| 2001 | 169 |
| 2002 | 171 |
| 2003 | 173 |
| 2004 | 181 |
| 2005 | 172 |
| 2006 | 219 |
| 2007 | 257 |
| 2008 | 251 |
| 2009 | 309 |
| 2010 | 289 |
| 2011 | 361 |
| 2012 | 346 |
| 2013 | 370 |
| 2014 | 415 |
| 2015 | 473 |
| 2016 | 495 |
| 2017 | 437 |
| 2018 | 450 |
| 2019 | 541 |
| 2020 | 581 |
| 2021 | 568 |
| 2022 | 515 |
| 2023 | 506 |
| 2024 | 192 |