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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1790 | 1 |
| 1828 | 1 |
| 1831 | 2 |
| 1833 | 1 |
| 1849 | 1 |
| 1853 | 1 |
| 1856 | 3 |
| 1859 | 1 |
| 1864 | 1 |
| 1871 | 1 |
| 1872 | 1 |
| 1873 | 3 |
| 1874 | 2 |
| 1876 | 1 |
| 1877 | 3 |
| 1878 | 3 |
| 1879 | 1 |
| 1886 | 2 |
| 1887 | 2 |
| 1888 | 1 |
| 1890 | 1 |
| 1891 | 4 |
| 1892 | 1 |
| 1894 | 2 |
| 1896 | 3 |
| 1897 | 3 |
| 1898 | 8 |
| 1899 | 4 |
| 1900 | 1 |
| 1901 | 3 |
| 1902 | 1 |
| 1903 | 2 |
| 1904 | 2 |
| 1906 | 1 |
| 1908 | 16 |
| 1909 | 22 |
| 1910 | 18 |
| 1911 | 3 |
| 1912 | 12 |
| 1913 | 11 |
| 1914 | 4 |
| 1915 | 4 |
| 1916 | 2 |
| 1917 | 4 |
| 1918 | 9 |
| 1919 | 11 |
| 1920 | 17 |
| 1921 | 2 |
| 1922 | 4 |
| 1923 | 3 |
| 1924 | 3 |
| 1925 | 5 |
| 1926 | 3 |
| 1927 | 5 |
| 1928 | 3 |
| 1930 | 2 |
| 1931 | 2 |
| 1932 | 3 |
| 1933 | 4 |
| 1934 | 2 |
| 1935 | 6 |
| 1936 | 4 |
| 1937 | 4 |
| 1938 | 2 |
| 1939 | 2 |
| 1940 | 4 |
| 1941 | 9 |
| 1942 | 6 |
| 1943 | 3 |
| 1944 | 6 |
| 1945 | 9 |
| 1946 | 39 |
| 1947 | 46 |
| 1948 | 62 |
| 1949 | 35 |
| 1950 | 43 |
| 1951 | 55 |
| 1952 | 43 |
| 1953 | 58 |
| 1954 | 47 |
| 1955 | 55 |
| 1956 | 55 |
| 1957 | 53 |
| 1958 | 56 |
| 1959 | 46 |
| 1960 | 63 |
| 1961 | 63 |
| 1962 | 55 |
| 1963 | 69 |
| 1964 | 76 |
| 1965 | 73 |
| 1966 | 94 |
| 1967 | 88 |
| 1968 | 122 |
| 1969 | 112 |
| 1970 | 119 |
| 1971 | 124 |
| 1972 | 146 |
| 1973 | 165 |
| 1974 | 162 |
| 1975 | 169 |
| 1976 | 178 |
| 1977 | 142 |
| 1978 | 162 |
| 1979 | 141 |
| 1980 | 184 |
| 1981 | 169 |
| 1982 | 197 |
| 1983 | 184 |
| 1984 | 211 |
| 1985 | 237 |
| 1986 | 262 |
| 1987 | 274 |
| 1988 | 288 |
| 1989 | 327 |
| 1990 | 349 |
| 1991 | 373 |
| 1992 | 440 |
| 1993 | 384 |
| 1994 | 404 |
| 1995 | 402 |
| 1996 | 417 |
| 1997 | 421 |
| 1998 | 434 |
| 1999 | 445 |
| 2000 | 454 |
| 2001 | 477 |
| 2002 | 532 |
| 2003 | 503 |
| 2004 | 619 |
| 2005 | 658 |
| 2006 | 709 |
| 2007 | 698 |
| 2008 | 752 |
| 2009 | 849 |
| 2010 | 934 |
| 2011 | 945 |
| 2012 | 1072 |
| 2013 | 1023 |
| 2014 | 1000 |
| 2015 | 1099 |
| 2016 | 1054 |
| 2017 | 1118 |
| 2018 | 1137 |
| 2019 | 1130 |
| 2020 | 1280 |
| 2021 | 1356 |
| 2022 | 1183 |
| 2023 | 1147 |
| 2024 | 808 |