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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1839 | 1 |
| 1841 | 1 |
| 1842 | 1 |
| 1848 | 2 |
| 1851 | 1 |
| 1858 | 3 |
| 1859 | 3 |
| 1861 | 3 |
| 1863 | 1 |
| 1864 | 4 |
| 1868 | 2 |
| 1872 | 1 |
| 1873 | 2 |
| 1874 | 4 |
| 1875 | 5 |
| 1876 | 2 |
| 1878 | 1 |
| 1879 | 1 |
| 1880 | 2 |
| 1881 | 3 |
| 1882 | 1 |
| 1888 | 2 |
| 1889 | 2 |
| 1890 | 1 |
| 1891 | 4 |
| 1892 | 7 |
| 1893 | 1 |
| 1894 | 2 |
| 1895 | 2 |
| 1896 | 1 |
| 1897 | 6 |
| 1898 | 4 |
| 1899 | 1 |
| 1900 | 8 |
| 1901 | 10 |
| 1902 | 5 |
| 1903 | 2 |
| 1904 | 2 |
| 1905 | 1 |
| 1906 | 3 |
| 1907 | 3 |
| 1908 | 11 |
| 1910 | 5 |
| 1911 | 3 |
| 1912 | 4 |
| 1913 | 4 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 3 |
| 1917 | 2 |
| 1919 | 1 |
| 1923 | 1 |
| 1925 | 1 |
| 1928 | 1 |
| 1930 | 1 |
| 1935 | 1 |
| 1937 | 1 |
| 1938 | 1 |
| 1939 | 2 |
| 1941 | 1 |
| 1943 | 2 |
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 6 |
| 1948 | 1 |
| 1949 | 5 |
| 1950 | 4 |
| 1951 | 5 |
| 1952 | 4 |
| 1953 | 6 |
| 1954 | 6 |
| 1955 | 2 |
| 1956 | 9 |
| 1957 | 3 |
| 1958 | 7 |
| 1959 | 3 |
| 1960 | 2 |
| 1961 | 6 |
| 1962 | 12 |
| 1963 | 14 |
| 1964 | 13 |
| 1965 | 15 |
| 1966 | 19 |
| 1967 | 19 |
| 1968 | 28 |
| 1969 | 36 |
| 1970 | 28 |
| 1971 | 24 |
| 1972 | 21 |
| 1973 | 28 |
| 1974 | 35 |
| 1975 | 66 |
| 1976 | 71 |
| 1977 | 75 |
| 1978 | 72 |
| 1979 | 85 |
| 1980 | 109 |
| 1981 | 121 |
| 1982 | 111 |
| 1983 | 176 |
| 1984 | 163 |
| 1985 | 205 |
| 1986 | 230 |
| 1987 | 697 |
| 1988 | 1272 |
| 1989 | 1356 |
| 1990 | 1577 |
| 1991 | 1661 |
| 1992 | 1628 |
| 1993 | 1762 |
| 1994 | 1921 |
| 1995 | 1978 |
| 1996 | 2005 |
| 1997 | 2066 |
| 1998 | 2072 |
| 1999 | 2290 |
| 2000 | 2813 |
| 2001 | 3140 |
| 2002 | 3460 |
| 2003 | 4061 |
| 2004 | 4758 |
| 2005 | 5358 |
| 2006 | 5869 |
| 2007 | 6435 |
| 2008 | 6832 |
| 2009 | 6960 |
| 2010 | 7533 |
| 2011 | 8096 |
| 2012 | 9102 |
| 2013 | 9522 |
| 2014 | 12010 |
| 2015 | 13939 |
| 2016 | 15462 |
| 2017 | 17015 |
| 2018 | 18136 |
| 2019 | 18900 |
| 2020 | 21756 |
| 2021 | 23454 |
| 2022 | 22534 |
| 2023 | 21837 |
| 2024 | 8061 |