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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1832 | 1 |
| 1839 | 1 |
| 1841 | 1 |
| 1842 | 1 |
| 1844 | 1 |
| 1845 | 4 |
| 1846 | 2 |
| 1847 | 1 |
| 1849 | 4 |
| 1850 | 1 |
| 1851 | 1 |
| 1852 | 1 |
| 1853 | 2 |
| 1856 | 1 |
| 1857 | 2 |
| 1858 | 2 |
| 1860 | 1 |
| 1861 | 2 |
| 1862 | 2 |
| 1863 | 6 |
| 1865 | 2 |
| 1866 | 5 |
| 1868 | 2 |
| 1869 | 1 |
| 1870 | 3 |
| 1871 | 2 |
| 1873 | 2 |
| 1874 | 2 |
| 1875 | 7 |
| 1879 | 1 |
| 1880 | 1 |
| 1881 | 4 |
| 1882 | 2 |
| 1883 | 2 |
| 1884 | 2 |
| 1885 | 1 |
| 1886 | 8 |
| 1887 | 3 |
| 1888 | 2 |
| 1889 | 4 |
| 1890 | 3 |
| 1893 | 1 |
| 1894 | 1 |
| 1895 | 2 |
| 1896 | 2 |
| 1898 | 1 |
| 1899 | 4 |
| 1900 | 3 |
| 1901 | 3 |
| 1902 | 2 |
| 1903 | 1 |
| 1906 | 1 |
| 1907 | 3 |
| 1908 | 2 |
| 1911 | 6 |
| 1912 | 11 |
| 1915 | 1 |
| 1916 | 2 |
| 1917 | 6 |
| 1918 | 1 |
| 1919 | 9 |
| 1920 | 1 |
| 1921 | 3 |
| 1922 | 1 |
| 1923 | 1 |
| 1925 | 1 |
| 1926 | 2 |
| 1929 | 1 |
| 1932 | 1 |
| 1933 | 1 |
| 1937 | 1 |
| 1941 | 1 |
| 1942 | 5 |
| 1943 | 3 |
| 1944 | 3 |
| 1945 | 4 |
| 1946 | 20 |
| 1947 | 22 |
| 1948 | 26 |
| 1949 | 76 |
| 1950 | 15 |
| 1951 | 7 |
| 1952 | 87 |
| 1953 | 89 |
| 1954 | 86 |
| 1955 | 68 |
| 1956 | 62 |
| 1957 | 58 |
| 1958 | 53 |
| 1959 | 78 |
| 1960 | 98 |
| 1961 | 101 |
| 1962 | 53 |
| 1963 | 138 |
| 1964 | 90 |
| 1965 | 25 |
| 1966 | 38 |
| 1967 | 13 |
| 1968 | 18 |
| 1969 | 20 |
| 1970 | 15 |
| 1971 | 14 |
| 1972 | 3 |
| 1973 | 7 |
| 1974 | 18 |
| 1975 | 20 |
| 1976 | 14 |
| 1977 | 19 |
| 1978 | 19 |
| 1979 | 28 |
| 1980 | 16 |
| 1981 | 16 |
| 1982 | 21 |
| 1983 | 25 |
| 1984 | 22 |
| 1985 | 32 |
| 1986 | 28 |
| 1987 | 76 |
| 1988 | 156 |
| 1989 | 201 |
| 1990 | 222 |
| 1991 | 243 |
| 1992 | 251 |
| 1993 | 204 |
| 1994 | 193 |
| 1995 | 202 |
| 1996 | 214 |
| 1997 | 212 |
| 1998 | 216 |
| 1999 | 252 |
| 2000 | 258 |
| 2001 | 265 |
| 2002 | 250 |
| 2003 | 317 |
| 2004 | 359 |
| 2005 | 448 |
| 2006 | 447 |
| 2007 | 557 |
| 2008 | 618 |
| 2009 | 643 |
| 2010 | 670 |
| 2011 | 784 |
| 2012 | 820 |
| 2013 | 770 |
| 2014 | 925 |
| 2015 | 1060 |
| 2016 | 1249 |
| 2017 | 1250 |
| 2018 | 1273 |
| 2019 | 1287 |
| 2020 | 1451 |
| 2021 | 1527 |
| 2022 | 1394 |
| 2023 | 1400 |
| 2024 | 667 |