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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1799 | 1 |
| 1800 | 2 |
| 1801 | 4 |
| 1802 | 6 |
| 1803 | 3 |
| 1804 | 3 |
| 1805 | 2 |
| 1806 | 1 |
| 1808 | 5 |
| 1809 | 1 |
| 1810 | 3 |
| 1811 | 1 |
| 1812 | 1 |
| 1813 | 1 |
| 1844 | 1 |
| 1866 | 2 |
| 1870 | 1 |
| 1871 | 4 |
| 1872 | 2 |
| 1873 | 2 |
| 1874 | 1 |
| 1876 | 2 |
| 1877 | 2 |
| 1878 | 2 |
| 1879 | 2 |
| 1881 | 1 |
| 1886 | 2 |
| 1889 | 1 |
| 1891 | 1 |
| 1892 | 1 |
| 1895 | 1 |
| 1896 | 1 |
| 1898 | 1 |
| 1899 | 2 |
| 1900 | 2 |
| 1901 | 1 |
| 1902 | 3 |
| 1903 | 2 |
| 1904 | 4 |
| 1905 | 2 |
| 1906 | 1 |
| 1907 | 2 |
| 1908 | 2 |
| 1909 | 1 |
| 1910 | 2 |
| 1911 | 2 |
| 1912 | 1 |
| 1914 | 1 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1919 | 1 |
| 1926 | 1 |
| 1927 | 4 |
| 1928 | 4 |
| 1930 | 2 |
| 1932 | 1 |
| 1933 | 2 |
| 1934 | 2 |
| 1935 | 2 |
| 1937 | 1 |
| 1938 | 2 |
| 1939 | 3 |
| 1940 | 1 |
| 1941 | 1 |
| 1942 | 2 |
| 1943 | 4 |
| 1944 | 4 |
| 1945 | 8 |
| 1946 | 30 |
| 1947 | 31 |
| 1948 | 37 |
| 1949 | 20 |
| 1950 | 28 |
| 1951 | 34 |
| 1952 | 28 |
| 1953 | 42 |
| 1954 | 41 |
| 1955 | 28 |
| 1956 | 45 |
| 1957 | 50 |
| 1958 | 53 |
| 1959 | 41 |
| 1960 | 29 |
| 1961 | 25 |
| 1962 | 48 |
| 1963 | 39 |
| 1964 | 51 |
| 1965 | 68 |
| 1966 | 85 |
| 1967 | 78 |
| 1968 | 81 |
| 1969 | 101 |
| 1970 | 92 |
| 1971 | 107 |
| 1972 | 119 |
| 1973 | 112 |
| 1974 | 147 |
| 1975 | 139 |
| 1976 | 165 |
| 1977 | 162 |
| 1978 | 162 |
| 1979 | 150 |
| 1980 | 184 |
| 1981 | 190 |
| 1982 | 204 |
| 1983 | 210 |
| 1984 | 228 |
| 1985 | 212 |
| 1986 | 208 |
| 1987 | 250 |
| 1988 | 246 |
| 1989 | 285 |
| 1990 | 315 |
| 1991 | 301 |
| 1992 | 307 |
| 1993 | 309 |
| 1994 | 316 |
| 1995 | 291 |
| 1996 | 307 |
| 1997 | 297 |
| 1998 | 330 |
| 1999 | 359 |
| 2000 | 361 |
| 2001 | 412 |
| 2002 | 397 |
| 2003 | 453 |
| 2004 | 476 |
| 2005 | 556 |
| 2006 | 626 |
| 2007 | 586 |
| 2008 | 650 |
| 2009 | 771 |
| 2010 | 745 |
| 2011 | 814 |
| 2012 | 915 |
| 2013 | 952 |
| 2014 | 1014 |
| 2015 | 1098 |
| 2016 | 1190 |
| 2017 | 1093 |
| 2018 | 1168 |
| 2019 | 1132 |
| 2020 | 1216 |
| 2021 | 1419 |
| 2022 | 1404 |
| 2023 | 1356 |
| 2024 | 488 |