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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1873 | 2 |
| 1876 | 1 |
| 1883 | 1 |
| 1889 | 2 |
| 1897 | 2 |
| 1900 | 1 |
| 1901 | 1 |
| 1904 | 2 |
| 1905 | 1 |
| 1906 | 1 |
| 1908 | 1 |
| 1910 | 1 |
| 1911 | 1 |
| 1912 | 1 |
| 1913 | 2 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 4 |
| 1917 | 2 |
| 1919 | 2 |
| 1920 | 2 |
| 1921 | 1 |
| 1922 | 2 |
| 1924 | 2 |
| 1927 | 1 |
| 1928 | 2 |
| 1929 | 6 |
| 1930 | 1 |
| 1931 | 2 |
| 1932 | 3 |
| 1933 | 3 |
| 1934 | 2 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 2 |
| 1940 | 1 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 2 |
| 1945 | 3 |
| 1946 | 6 |
| 1947 | 3 |
| 1948 | 3 |
| 1949 | 6 |
| 1950 | 5 |
| 1951 | 10 |
| 1952 | 8 |
| 1953 | 8 |
| 1954 | 5 |
| 1955 | 15 |
| 1956 | 7 |
| 1957 | 10 |
| 1958 | 9 |
| 1959 | 14 |
| 1960 | 13 |
| 1961 | 11 |
| 1962 | 18 |
| 1963 | 12 |
| 1964 | 33 |
| 1965 | 29 |
| 1966 | 29 |
| 1967 | 39 |
| 1968 | 48 |
| 1969 | 58 |
| 1970 | 54 |
| 1971 | 60 |
| 1972 | 72 |
| 1973 | 54 |
| 1974 | 49 |
| 1975 | 69 |
| 1976 | 59 |
| 1977 | 66 |
| 1978 | 84 |
| 1979 | 84 |
| 1980 | 69 |
| 1981 | 93 |
| 1982 | 90 |
| 1983 | 109 |
| 1984 | 91 |
| 1985 | 100 |
| 1986 | 105 |
| 1987 | 136 |
| 1988 | 135 |
| 1989 | 126 |
| 1990 | 149 |
| 1991 | 146 |
| 1992 | 157 |
| 1993 | 146 |
| 1994 | 160 |
| 1995 | 183 |
| 1996 | 178 |
| 1997 | 193 |
| 1998 | 216 |
| 1999 | 190 |
| 2000 | 191 |
| 2001 | 199 |
| 2002 | 195 |
| 2003 | 213 |
| 2004 | 255 |
| 2005 | 240 |
| 2006 | 263 |
| 2007 | 309 |
| 2008 | 361 |
| 2009 | 368 |
| 2010 | 392 |
| 2011 | 448 |
| 2012 | 502 |
| 2013 | 539 |
| 2014 | 512 |
| 2015 | 624 |
| 2016 | 629 |
| 2017 | 603 |
| 2018 | 640 |
| 2019 | 627 |
| 2020 | 743 |
| 2021 | 791 |
| 2022 | 780 |
| 2023 | 785 |
| 2024 | 347 |