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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1831 | 1 |
| 1832 | 1 |
| 1842 | 1 |
| 1845 | 2 |
| 1853 | 1 |
| 1863 | 1 |
| 1865 | 1 |
| 1867 | 3 |
| 1875 | 1 |
| 1880 | 2 |
| 1881 | 1 |
| 1882 | 3 |
| 1884 | 1 |
| 1887 | 1 |
| 1888 | 1 |
| 1889 | 2 |
| 1892 | 3 |
| 1893 | 1 |
| 1894 | 8 |
| 1895 | 9 |
| 1896 | 2 |
| 1897 | 11 |
| 1898 | 4 |
| 1899 | 3 |
| 1900 | 3 |
| 1901 | 3 |
| 1902 | 3 |
| 1903 | 2 |
| 1904 | 3 |
| 1905 | 2 |
| 1906 | 1 |
| 1907 | 1 |
| 1908 | 2 |
| 1909 | 1 |
| 1910 | 1 |
| 1911 | 1 |
| 1912 | 1 |
| 1913 | 3 |
| 1914 | 2 |
| 1915 | 3 |
| 1916 | 5 |
| 1917 | 2 |
| 1918 | 2 |
| 1919 | 2 |
| 1920 | 1 |
| 1922 | 1 |
| 1926 | 1 |
| 1927 | 1 |
| 1928 | 1 |
| 1930 | 1 |
| 1931 | 1 |
| 1932 | 2 |
| 1933 | 1 |
| 1934 | 5 |
| 1935 | 1 |
| 1937 | 2 |
| 1938 | 2 |
| 1939 | 4 |
| 1940 | 4 |
| 1941 | 3 |
| 1942 | 2 |
| 1943 | 1 |
| 1944 | 2 |
| 1945 | 3 |
| 1946 | 21 |
| 1947 | 12 |
| 1948 | 12 |
| 1949 | 10 |
| 1950 | 3 |
| 1951 | 11 |
| 1952 | 9 |
| 1953 | 12 |
| 1954 | 4 |
| 1955 | 15 |
| 1956 | 5 |
| 1957 | 12 |
| 1958 | 11 |
| 1959 | 11 |
| 1960 | 17 |
| 1961 | 11 |
| 1962 | 26 |
| 1963 | 32 |
| 1964 | 29 |
| 1965 | 55 |
| 1966 | 52 |
| 1967 | 36 |
| 1968 | 46 |
| 1969 | 32 |
| 1970 | 47 |
| 1971 | 53 |
| 1972 | 30 |
| 1973 | 29 |
| 1974 | 83 |
| 1975 | 99 |
| 1976 | 99 |
| 1977 | 94 |
| 1978 | 145 |
| 1979 | 160 |
| 1980 | 120 |
| 1981 | 135 |
| 1982 | 119 |
| 1983 | 178 |
| 1984 | 150 |
| 1985 | 195 |
| 1986 | 188 |
| 1987 | 1069 |
| 1988 | 2433 |
| 1989 | 2530 |
| 1990 | 2819 |
| 1991 | 2806 |
| 1992 | 2858 |
| 1993 | 3022 |
| 1994 | 3209 |
| 1995 | 3328 |
| 1996 | 3420 |
| 1997 | 3353 |
| 1998 | 3356 |
| 1999 | 3421 |
| 2000 | 3828 |
| 2001 | 3945 |
| 2002 | 4056 |
| 2003 | 4374 |
| 2004 | 4577 |
| 2005 | 5080 |
| 2006 | 5123 |
| 2007 | 5428 |
| 2008 | 5372 |
| 2009 | 5575 |
| 2010 | 6075 |
| 2011 | 6527 |
| 2012 | 6790 |
| 2013 | 7726 |
| 2014 | 10969 |
| 2015 | 13246 |
| 2016 | 14717 |
| 2017 | 15712 |
| 2018 | 16033 |
| 2019 | 16446 |
| 2020 | 18830 |
| 2021 | 20069 |
| 2022 | 19386 |
| 2023 | 19192 |
| 2024 | 9263 |
| 2025 | 2 |