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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1806 | 1 |
| 1816 | 1 |
| 1818 | 1 |
| 1869 | 2 |
| 1872 | 3 |
| 1875 | 1 |
| 1876 | 1 |
| 1878 | 5 |
| 1879 | 2 |
| 1880 | 2 |
| 1883 | 3 |
| 1884 | 1 |
| 1886 | 1 |
| 1888 | 1 |
| 1889 | 2 |
| 1890 | 3 |
| 1891 | 2 |
| 1892 | 1 |
| 1893 | 2 |
| 1894 | 1 |
| 1895 | 1 |
| 1896 | 2 |
| 1897 | 3 |
| 1898 | 1 |
| 1899 | 4 |
| 1900 | 2 |
| 1901 | 7 |
| 1902 | 3 |
| 1903 | 3 |
| 1904 | 2 |
| 1905 | 2 |
| 1906 | 1 |
| 1907 | 3 |
| 1908 | 3 |
| 1909 | 2 |
| 1910 | 7 |
| 1911 | 3 |
| 1912 | 5 |
| 1913 | 4 |
| 1914 | 3 |
| 1915 | 10 |
| 1916 | 1 |
| 1917 | 3 |
| 1918 | 1 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 2 |
| 1922 | 1 |
| 1923 | 4 |
| 1924 | 2 |
| 1926 | 2 |
| 1927 | 1 |
| 1928 | 2 |
| 1929 | 4 |
| 1930 | 1 |
| 1931 | 2 |
| 1932 | 4 |
| 1933 | 2 |
| 1934 | 4 |
| 1935 | 1 |
| 1937 | 2 |
| 1938 | 4 |
| 1940 | 3 |
| 1941 | 2 |
| 1943 | 2 |
| 1944 | 1 |
| 1945 | 3 |
| 1946 | 8 |
| 1947 | 13 |
| 1948 | 12 |
| 1949 | 13 |
| 1950 | 18 |
| 1951 | 12 |
| 1952 | 16 |
| 1953 | 28 |
| 1954 | 24 |
| 1955 | 26 |
| 1956 | 25 |
| 1957 | 29 |
| 1958 | 24 |
| 1959 | 24 |
| 1960 | 13 |
| 1961 | 15 |
| 1962 | 35 |
| 1963 | 27 |
| 1964 | 46 |
| 1965 | 43 |
| 1966 | 55 |
| 1967 | 42 |
| 1968 | 47 |
| 1969 | 54 |
| 1970 | 43 |
| 1971 | 52 |
| 1972 | 62 |
| 1973 | 55 |
| 1974 | 76 |
| 1975 | 65 |
| 1976 | 73 |
| 1977 | 66 |
| 1978 | 69 |
| 1979 | 72 |
| 1980 | 78 |
| 1981 | 74 |
| 1982 | 82 |
| 1983 | 98 |
| 1984 | 90 |
| 1985 | 86 |
| 1986 | 97 |
| 1987 | 133 |
| 1988 | 100 |
| 1989 | 118 |
| 1990 | 109 |
| 1991 | 133 |
| 1992 | 110 |
| 1993 | 90 |
| 1994 | 127 |
| 1995 | 130 |
| 1996 | 157 |
| 1997 | 162 |
| 1998 | 156 |
| 1999 | 153 |
| 2000 | 170 |
| 2001 | 197 |
| 2002 | 206 |
| 2003 | 179 |
| 2004 | 216 |
| 2005 | 262 |
| 2006 | 283 |
| 2007 | 290 |
| 2008 | 316 |
| 2009 | 343 |
| 2010 | 343 |
| 2011 | 467 |
| 2012 | 408 |
| 2013 | 472 |
| 2014 | 479 |
| 2015 | 475 |
| 2016 | 514 |
| 2017 | 482 |
| 2018 | 490 |
| 2019 | 432 |
| 2020 | 486 |
| 2021 | 606 |
| 2022 | 562 |
| 2023 | 532 |
| 2024 | 220 |