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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1786 | 1 |
| 1787 | 1 |
| 1788 | 1 |
| 1827 | 2 |
| 1840 | 1 |
| 1841 | 15 |
| 1842 | 4 |
| 1865 | 1 |
| 1873 | 1 |
| 1890 | 6 |
| 1898 | 1 |
| 1905 | 1 |
| 1909 | 1 |
| 1913 | 1 |
| 1915 | 2 |
| 1916 | 1 |
| 1918 | 1 |
| 1919 | 1 |
| 1921 | 1 |
| 1922 | 4 |
| 1923 | 1 |
| 1925 | 5 |
| 1926 | 1 |
| 1927 | 3 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 2 |
| 1937 | 1 |
| 1939 | 3 |
| 1945 | 2 |
| 1946 | 5 |
| 1947 | 7 |
| 1948 | 11 |
| 1949 | 6 |
| 1950 | 6 |
| 1951 | 5 |
| 1952 | 6 |
| 1953 | 4 |
| 1954 | 5 |
| 1955 | 13 |
| 1956 | 4 |
| 1957 | 9 |
| 1958 | 5 |
| 1959 | 11 |
| 1960 | 11 |
| 1961 | 15 |
| 1962 | 10 |
| 1963 | 22 |
| 1964 | 9 |
| 1965 | 12 |
| 1966 | 6 |
| 1967 | 18 |
| 1968 | 15 |
| 1969 | 17 |
| 1970 | 21 |
| 1971 | 28 |
| 1972 | 17 |
| 1973 | 28 |
| 1974 | 31 |
| 1975 | 31 |
| 1976 | 25 |
| 1977 | 18 |
| 1978 | 26 |
| 1979 | 36 |
| 1980 | 26 |
| 1981 | 43 |
| 1982 | 41 |
| 1983 | 34 |
| 1984 | 54 |
| 1985 | 56 |
| 1986 | 57 |
| 1987 | 52 |
| 1988 | 44 |
| 1989 | 56 |
| 1990 | 51 |
| 1991 | 73 |
| 1992 | 58 |
| 1993 | 61 |
| 1994 | 51 |
| 1995 | 70 |
| 1996 | 84 |
| 1997 | 76 |
| 1998 | 71 |
| 1999 | 60 |
| 2000 | 59 |
| 2001 | 67 |
| 2002 | 54 |
| 2003 | 56 |
| 2004 | 66 |
| 2005 | 59 |
| 2006 | 69 |
| 2007 | 78 |
| 2008 | 87 |
| 2009 | 90 |
| 2010 | 94 |
| 2011 | 97 |
| 2012 | 103 |
| 2013 | 83 |
| 2014 | 98 |
| 2015 | 105 |
| 2016 | 137 |
| 2017 | 109 |
| 2018 | 117 |
| 2019 | 114 |
| 2020 | 130 |
| 2021 | 133 |
| 2022 | 133 |
| 2023 | 120 |
| 2024 | 99 |
| 2025 | 1 |