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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1826 | 1 |
| 1830 | 1 |
| 1853 | 1 |
| 1859 | 1 |
| 1864 | 2 |
| 1867 | 5 |
| 1869 | 2 |
| 1872 | 4 |
| 1874 | 1 |
| 1875 | 1 |
| 1877 | 1 |
| 1878 | 1 |
| 1879 | 8 |
| 1880 | 4 |
| 1881 | 6 |
| 1882 | 4 |
| 1883 | 2 |
| 1884 | 1 |
| 1885 | 1 |
| 1886 | 3 |
| 1887 | 4 |
| 1888 | 2 |
| 1889 | 20 |
| 1890 | 3 |
| 1891 | 10 |
| 1892 | 30 |
| 1893 | 38 |
| 1894 | 9 |
| 1895 | 8 |
| 1896 | 6 |
| 1897 | 10 |
| 1898 | 13 |
| 1899 | 2 |
| 1900 | 2 |
| 1901 | 6 |
| 1902 | 7 |
| 1903 | 3 |
| 1904 | 3 |
| 1906 | 1 |
| 1907 | 3 |
| 1908 | 1 |
| 1909 | 7 |
| 1911 | 4 |
| 1912 | 4 |
| 1913 | 5 |
| 1914 | 6 |
| 1916 | 2 |
| 1917 | 1 |
| 1918 | 2 |
| 1919 | 1 |
| 1920 | 4 |
| 1921 | 2 |
| 1923 | 2 |
| 1924 | 2 |
| 1925 | 2 |
| 1926 | 1 |
| 1928 | 1 |
| 1929 | 5 |
| 1930 | 5 |
| 1931 | 3 |
| 1932 | 2 |
| 1933 | 1 |
| 1934 | 3 |
| 1936 | 7 |
| 1937 | 4 |
| 1938 | 7 |
| 1939 | 6 |
| 1940 | 2 |
| 1941 | 4 |
| 1942 | 2 |
| 1943 | 3 |
| 1944 | 1 |
| 1945 | 7 |
| 1946 | 36 |
| 1947 | 32 |
| 1948 | 34 |
| 1949 | 28 |
| 1950 | 23 |
| 1951 | 28 |
| 1952 | 29 |
| 1953 | 25 |
| 1954 | 38 |
| 1955 | 29 |
| 1956 | 41 |
| 1957 | 27 |
| 1958 | 37 |
| 1959 | 32 |
| 1960 | 29 |
| 1961 | 47 |
| 1962 | 45 |
| 1963 | 49 |
| 1964 | 63 |
| 1965 | 90 |
| 1966 | 64 |
| 1967 | 84 |
| 1968 | 91 |
| 1969 | 103 |
| 1970 | 107 |
| 1971 | 115 |
| 1972 | 108 |
| 1973 | 123 |
| 1974 | 106 |
| 1975 | 140 |
| 1976 | 116 |
| 1977 | 147 |
| 1978 | 150 |
| 1979 | 158 |
| 1980 | 188 |
| 1981 | 185 |
| 1982 | 166 |
| 1983 | 201 |
| 1984 | 230 |
| 1985 | 266 |
| 1986 | 256 |
| 1987 | 279 |
| 1988 | 272 |
| 1989 | 308 |
| 1990 | 331 |
| 1991 | 315 |
| 1992 | 341 |
| 1993 | 365 |
| 1994 | 342 |
| 1995 | 366 |
| 1996 | 390 |
| 1997 | 410 |
| 1998 | 457 |
| 1999 | 407 |
| 2000 | 463 |
| 2001 | 500 |
| 2002 | 548 |
| 2003 | 530 |
| 2004 | 528 |
| 2005 | 614 |
| 2006 | 642 |
| 2007 | 618 |
| 2008 | 694 |
| 2009 | 775 |
| 2010 | 804 |
| 2011 | 861 |
| 2012 | 930 |
| 2013 | 977 |
| 2014 | 1071 |
| 2015 | 1214 |
| 2016 | 1150 |
| 2017 | 1288 |
| 2018 | 1261 |
| 2019 | 1323 |
| 2020 | 1468 |
| 2021 | 1516 |
| 2022 | 1570 |
| 2023 | 1555 |
| 2024 | 599 |