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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1833 | 1 |
| 1837 | 1 |
| 1840 | 1 |
| 1843 | 1 |
| 1847 | 3 |
| 1850 | 1 |
| 1855 | 1 |
| 1857 | 1 |
| 1858 | 2 |
| 1859 | 2 |
| 1860 | 3 |
| 1862 | 6 |
| 1863 | 4 |
| 1864 | 5 |
| 1865 | 2 |
| 1866 | 1 |
| 1867 | 1 |
| 1868 | 1 |
| 1869 | 2 |
| 1870 | 2 |
| 1871 | 2 |
| 1872 | 2 |
| 1873 | 3 |
| 1874 | 1 |
| 1875 | 1 |
| 1876 | 5 |
| 1877 | 4 |
| 1878 | 3 |
| 1879 | 2 |
| 1880 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1884 | 1 |
| 1886 | 1 |
| 1887 | 1 |
| 1888 | 1 |
| 1889 | 1 |
| 1890 | 1 |
| 1892 | 1 |
| 1893 | 1 |
| 1896 | 3 |
| 1897 | 2 |
| 1898 | 10 |
| 1899 | 5 |
| 1900 | 6 |
| 1901 | 2 |
| 1902 | 4 |
| 1903 | 1 |
| 1905 | 1 |
| 1907 | 1 |
| 1908 | 8 |
| 1910 | 1 |
| 1915 | 3 |
| 1916 | 2 |
| 1917 | 2 |
| 1918 | 11 |
| 1919 | 9 |
| 1920 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1927 | 2 |
| 1928 | 1 |
| 1930 | 1 |
| 1932 | 1 |
| 1937 | 2 |
| 1938 | 1 |
| 1939 | 1 |
| 1940 | 3 |
| 1941 | 3 |
| 1942 | 1 |
| 1943 | 2 |
| 1944 | 5 |
| 1945 | 2 |
| 1946 | 2 |
| 1947 | 1 |
| 1949 | 1 |
| 1950 | 1 |
| 1964 | 4 |
| 1978 | 1 |
| 1979 | 1 |
| 1982 | 1 |
| 1987 | 1 |
| 1989 | 1 |
| 1990 | 2 |
| 1991 | 1 |
| 1992 | 2 |
| 1993 | 5 |
| 1994 | 3 |
| 1995 | 2 |
| 1996 | 3 |
| 1997 | 2 |
| 1998 | 1 |
| 1999 | 4 |
| 2000 | 1 |
| 2001 | 3 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 3 |
| 2005 | 3 |
| 2007 | 5 |
| 2008 | 5 |
| 2009 | 1 |
| 2011 | 2 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 5 |
| 2015 | 7 |
| 2018 | 2 |
| 2020 | 1 |
| 2026 | 0 |