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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1876 | 1 |
| 1899 | 1 |
| 1905 | 1 |
| 1906 | 1 |
| 1912 | 1 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 1 |
| 1917 | 4 |
| 1918 | 2 |
| 1919 | 2 |
| 1920 | 3 |
| 1921 | 4 |
| 1922 | 3 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 3 |
| 1926 | 2 |
| 1927 | 1 |
| 1928 | 4 |
| 1931 | 1 |
| 1932 | 1 |
| 1937 | 1 |
| 1939 | 1 |
| 1940 | 1 |
| 1941 | 1 |
| 1943 | 1 |
| 1945 | 5 |
| 1946 | 7 |
| 1947 | 3 |
| 1948 | 3 |
| 1949 | 2 |
| 1950 | 9 |
| 1951 | 4 |
| 1952 | 12 |
| 1953 | 7 |
| 1954 | 3 |
| 1955 | 5 |
| 1956 | 6 |
| 1957 | 13 |
| 1958 | 8 |
| 1959 | 8 |
| 1960 | 12 |
| 1961 | 9 |
| 1962 | 11 |
| 1963 | 15 |
| 1964 | 14 |
| 1965 | 15 |
| 1966 | 14 |
| 1967 | 10 |
| 1968 | 9 |
| 1969 | 15 |
| 1970 | 22 |
| 1971 | 31 |
| 1972 | 31 |
| 1973 | 35 |
| 1974 | 33 |
| 1975 | 51 |
| 1976 | 27 |
| 1977 | 44 |
| 1978 | 43 |
| 1979 | 48 |
| 1980 | 43 |
| 1981 | 35 |
| 1982 | 49 |
| 1983 | 46 |
| 1984 | 41 |
| 1985 | 62 |
| 1986 | 56 |
| 1987 | 51 |
| 1988 | 62 |
| 1989 | 73 |
| 1990 | 87 |
| 1991 | 90 |
| 1992 | 95 |
| 1993 | 98 |
| 1994 | 107 |
| 1995 | 107 |
| 1996 | 109 |
| 1997 | 110 |
| 1998 | 133 |
| 1999 | 150 |
| 2000 | 149 |
| 2001 | 130 |
| 2002 | 169 |
| 2003 | 172 |
| 2004 | 165 |
| 2005 | 160 |
| 2006 | 166 |
| 2007 | 181 |
| 2008 | 184 |
| 2009 | 208 |
| 2010 | 205 |
| 2011 | 261 |
| 2012 | 290 |
| 2013 | 288 |
| 2014 | 303 |
| 2015 | 315 |
| 2016 | 303 |
| 2017 | 335 |
| 2018 | 370 |
| 2019 | 359 |
| 2020 | 499 |
| 2021 | 651 |
| 2022 | 626 |
| 2023 | 611 |
| 2024 | 201 |