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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1814 | 1 |
| 1831 | 4 |
| 1836 | 1 |
| 1844 | 1 |
| 1852 | 2 |
| 1854 | 1 |
| 1857 | 1 |
| 1858 | 2 |
| 1863 | 1 |
| 1864 | 2 |
| 1866 | 1 |
| 1867 | 1 |
| 1869 | 3 |
| 1870 | 1 |
| 1871 | 1 |
| 1872 | 2 |
| 1873 | 1 |
| 1877 | 1 |
| 1878 | 1 |
| 1879 | 4 |
| 1880 | 2 |
| 1885 | 1 |
| 1888 | 1 |
| 1889 | 3 |
| 1890 | 2 |
| 1893 | 1 |
| 1894 | 1 |
| 1895 | 3 |
| 1896 | 1 |
| 1897 | 1 |
| 1898 | 2 |
| 1899 | 2 |
| 1900 | 1 |
| 1902 | 3 |
| 1903 | 1 |
| 1905 | 1 |
| 1906 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1909 | 1 |
| 1910 | 1 |
| 1912 | 1 |
| 1913 | 1 |
| 1916 | 1 |
| 1917 | 1 |
| 1919 | 1 |
| 1920 | 2 |
| 1921 | 2 |
| 1922 | 1 |
| 1926 | 2 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 5 |
| 1931 | 4 |
| 1933 | 4 |
| 1934 | 1 |
| 1935 | 6 |
| 1936 | 2 |
| 1937 | 1 |
| 1939 | 4 |
| 1940 | 3 |
| 1941 | 2 |
| 1942 | 3 |
| 1943 | 3 |
| 1944 | 5 |
| 1945 | 6 |
| 1946 | 14 |
| 1947 | 10 |
| 1948 | 21 |
| 1949 | 20 |
| 1950 | 22 |
| 1951 | 20 |
| 1952 | 23 |
| 1953 | 27 |
| 1954 | 24 |
| 1955 | 27 |
| 1956 | 32 |
| 1957 | 30 |
| 1958 | 21 |
| 1959 | 25 |
| 1960 | 21 |
| 1961 | 23 |
| 1962 | 22 |
| 1963 | 21 |
| 1964 | 17 |
| 1965 | 26 |
| 1966 | 34 |
| 1967 | 59 |
| 1968 | 53 |
| 1969 | 38 |
| 1970 | 58 |
| 1971 | 48 |
| 1972 | 43 |
| 1973 | 54 |
| 1974 | 53 |
| 1975 | 58 |
| 1976 | 63 |
| 1977 | 75 |
| 1978 | 63 |
| 1979 | 67 |
| 1980 | 71 |
| 1981 | 91 |
| 1982 | 113 |
| 1983 | 115 |
| 1984 | 102 |
| 1985 | 117 |
| 1986 | 101 |
| 1987 | 130 |
| 1988 | 132 |
| 1989 | 109 |
| 1990 | 159 |
| 1991 | 130 |
| 1992 | 149 |
| 1993 | 134 |
| 1994 | 157 |
| 1995 | 159 |
| 1996 | 147 |
| 1997 | 162 |
| 1998 | 163 |
| 1999 | 158 |
| 2000 | 193 |
| 2001 | 152 |
| 2002 | 205 |
| 2003 | 193 |
| 2004 | 201 |
| 2005 | 228 |
| 2006 | 236 |
| 2007 | 238 |
| 2008 | 262 |
| 2009 | 310 |
| 2010 | 282 |
| 2011 | 310 |
| 2012 | 341 |
| 2013 | 368 |
| 2014 | 376 |
| 2015 | 446 |
| 2016 | 408 |
| 2017 | 415 |
| 2018 | 421 |
| 2019 | 453 |
| 2020 | 499 |
| 2021 | 521 |
| 2022 | 492 |
| 2023 | 487 |
| 2024 | 177 |