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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1810 | 1 |
| 1820 | 1 |
| 1848 | 1 |
| 1849 | 1 |
| 1853 | 2 |
| 1858 | 1 |
| 1860 | 1 |
| 1866 | 1 |
| 1867 | 4 |
| 1869 | 2 |
| 1870 | 1 |
| 1872 | 4 |
| 1873 | 3 |
| 1874 | 4 |
| 1875 | 4 |
| 1876 | 3 |
| 1878 | 1 |
| 1879 | 1 |
| 1880 | 1 |
| 1882 | 1 |
| 1885 | 1 |
| 1886 | 1 |
| 1887 | 2 |
| 1888 | 4 |
| 1889 | 1 |
| 1890 | 2 |
| 1892 | 1 |
| 1893 | 4 |
| 1894 | 3 |
| 1895 | 1 |
| 1896 | 2 |
| 1897 | 2 |
| 1898 | 2 |
| 1900 | 1 |
| 1901 | 2 |
| 1903 | 1 |
| 1904 | 1 |
| 1905 | 2 |
| 1906 | 1 |
| 1907 | 2 |
| 1908 | 1 |
| 1917 | 1 |
| 1919 | 1 |
| 1924 | 1 |
| 1928 | 3 |
| 1931 | 2 |
| 1932 | 2 |
| 1933 | 2 |
| 1934 | 5 |
| 1935 | 3 |
| 1937 | 2 |
| 1939 | 2 |
| 1940 | 1 |
| 1941 | 1 |
| 1944 | 2 |
| 1945 | 2 |
| 1946 | 6 |
| 1947 | 13 |
| 1948 | 18 |
| 1949 | 14 |
| 1950 | 18 |
| 1951 | 25 |
| 1952 | 26 |
| 1953 | 13 |
| 1954 | 18 |
| 1955 | 17 |
| 1956 | 15 |
| 1957 | 25 |
| 1958 | 27 |
| 1959 | 31 |
| 1960 | 16 |
| 1961 | 13 |
| 1962 | 15 |
| 1963 | 27 |
| 1964 | 27 |
| 1965 | 25 |
| 1966 | 35 |
| 1967 | 38 |
| 1968 | 36 |
| 1969 | 57 |
| 1970 | 43 |
| 1971 | 50 |
| 1972 | 62 |
| 1973 | 71 |
| 1974 | 77 |
| 1975 | 79 |
| 1976 | 104 |
| 1977 | 78 |
| 1978 | 86 |
| 1979 | 95 |
| 1980 | 95 |
| 1981 | 94 |
| 1982 | 125 |
| 1983 | 105 |
| 1984 | 86 |
| 1985 | 133 |
| 1986 | 136 |
| 1987 | 150 |
| 1988 | 159 |
| 1989 | 169 |
| 1990 | 175 |
| 1991 | 174 |
| 1992 | 187 |
| 1993 | 195 |
| 1994 | 186 |
| 1995 | 221 |
| 1996 | 229 |
| 1997 | 228 |
| 1998 | 221 |
| 1999 | 215 |
| 2000 | 246 |
| 2001 | 253 |
| 2002 | 269 |
| 2003 | 261 |
| 2004 | 230 |
| 2005 | 318 |
| 2006 | 345 |
| 2007 | 346 |
| 2008 | 424 |
| 2009 | 392 |
| 2010 | 390 |
| 2011 | 486 |
| 2012 | 500 |
| 2013 | 493 |
| 2014 | 550 |
| 2015 | 570 |
| 2016 | 559 |
| 2017 | 595 |
| 2018 | 677 |
| 2019 | 631 |
| 2020 | 753 |
| 2021 | 795 |
| 2022 | 727 |
| 2023 | 685 |
| 2024 | 237 |