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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1797 | 1 |
| 1799 | 1 |
| 1803 | 1 |
| 1804 | 9 |
| 1805 | 6 |
| 1806 | 1 |
| 1807 | 2 |
| 1808 | 4 |
| 1809 | 1 |
| 1814 | 1 |
| 1815 | 4 |
| 1816 | 1 |
| 1820 | 1 |
| 1842 | 3 |
| 1843 | 1 |
| 1844 | 1 |
| 1845 | 2 |
| 1847 | 1 |
| 1864 | 1 |
| 1872 | 2 |
| 1874 | 1 |
| 1876 | 2 |
| 1878 | 2 |
| 1882 | 1 |
| 1886 | 3 |
| 1889 | 2 |
| 1892 | 2 |
| 1893 | 7 |
| 1894 | 10 |
| 1895 | 4 |
| 1896 | 9 |
| 1897 | 8 |
| 1898 | 4 |
| 1899 | 5 |
| 1901 | 1 |
| 1903 | 1 |
| 1904 | 3 |
| 1906 | 3 |
| 1907 | 3 |
| 1908 | 1 |
| 1910 | 3 |
| 1911 | 1 |
| 1912 | 1 |
| 1913 | 4 |
| 1914 | 1 |
| 1915 | 2 |
| 1916 | 1 |
| 1921 | 5 |
| 1922 | 1 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 3 |
| 1926 | 1 |
| 1929 | 2 |
| 1930 | 1 |
| 1931 | 1 |
| 1932 | 2 |
| 1936 | 1 |
| 1938 | 1 |
| 1939 | 3 |
| 1940 | 1 |
| 1941 | 1 |
| 1942 | 2 |
| 1945 | 10 |
| 1946 | 16 |
| 1947 | 20 |
| 1948 | 25 |
| 1949 | 32 |
| 1950 | 10 |
| 1951 | 22 |
| 1952 | 22 |
| 1953 | 32 |
| 1954 | 19 |
| 1955 | 27 |
| 1956 | 23 |
| 1957 | 20 |
| 1958 | 23 |
| 1959 | 24 |
| 1960 | 19 |
| 1961 | 16 |
| 1962 | 21 |
| 1963 | 19 |
| 1964 | 34 |
| 1965 | 26 |
| 1966 | 45 |
| 1967 | 34 |
| 1968 | 35 |
| 1969 | 37 |
| 1970 | 53 |
| 1971 | 38 |
| 1972 | 38 |
| 1973 | 56 |
| 1974 | 43 |
| 1975 | 73 |
| 1976 | 77 |
| 1977 | 62 |
| 1978 | 60 |
| 1979 | 76 |
| 1980 | 61 |
| 1981 | 87 |
| 1982 | 80 |
| 1983 | 87 |
| 1984 | 75 |
| 1985 | 82 |
| 1986 | 76 |
| 1987 | 74 |
| 1988 | 101 |
| 1989 | 112 |
| 1990 | 110 |
| 1991 | 100 |
| 1992 | 105 |
| 1993 | 147 |
| 1994 | 109 |
| 1995 | 110 |
| 1996 | 123 |
| 1997 | 98 |
| 1998 | 131 |
| 1999 | 121 |
| 2000 | 130 |
| 2001 | 133 |
| 2002 | 152 |
| 2003 | 159 |
| 2004 | 133 |
| 2005 | 155 |
| 2006 | 165 |
| 2007 | 204 |
| 2008 | 188 |
| 2009 | 228 |
| 2010 | 218 |
| 2011 | 227 |
| 2012 | 245 |
| 2013 | 242 |
| 2014 | 232 |
| 2015 | 243 |
| 2016 | 241 |
| 2017 | 273 |
| 2018 | 247 |
| 2019 | 293 |
| 2020 | 353 |
| 2021 | 363 |
| 2022 | 314 |
| 2023 | 146 |