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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1803 | 1 |
| 1808 | 2 |
| 1809 | 1 |
| 1823 | 1 |
| 1875 | 1 |
| 1878 | 2 |
| 1879 | 2 |
| 1881 | 1 |
| 1884 | 1 |
| 1885 | 1 |
| 1891 | 1 |
| 1901 | 2 |
| 1902 | 1 |
| 1905 | 3 |
| 1907 | 2 |
| 1909 | 3 |
| 1910 | 1 |
| 1913 | 1 |
| 1914 | 2 |
| 1915 | 3 |
| 1917 | 2 |
| 1918 | 1 |
| 1921 | 1 |
| 1923 | 2 |
| 1925 | 1 |
| 1931 | 1 |
| 1934 | 2 |
| 1935 | 1 |
| 1936 | 3 |
| 1937 | 1 |
| 1938 | 1 |
| 1940 | 1 |
| 1941 | 1 |
| 1943 | 3 |
| 1944 | 1 |
| 1945 | 4 |
| 1946 | 10 |
| 1947 | 10 |
| 1948 | 2 |
| 1949 | 3 |
| 1950 | 13 |
| 1951 | 13 |
| 1952 | 9 |
| 1953 | 9 |
| 1954 | 6 |
| 1955 | 10 |
| 1956 | 7 |
| 1957 | 8 |
| 1958 | 1 |
| 1959 | 7 |
| 1960 | 2 |
| 1961 | 12 |
| 1962 | 14 |
| 1963 | 18 |
| 1964 | 27 |
| 1965 | 22 |
| 1966 | 18 |
| 1967 | 18 |
| 1968 | 42 |
| 1969 | 34 |
| 1970 | 48 |
| 1971 | 49 |
| 1972 | 38 |
| 1973 | 45 |
| 1974 | 44 |
| 1975 | 40 |
| 1976 | 57 |
| 1977 | 46 |
| 1978 | 59 |
| 1979 | 51 |
| 1980 | 51 |
| 1981 | 55 |
| 1982 | 61 |
| 1983 | 60 |
| 1984 | 63 |
| 1985 | 62 |
| 1986 | 72 |
| 1987 | 79 |
| 1988 | 77 |
| 1989 | 92 |
| 1990 | 98 |
| 1991 | 92 |
| 1992 | 102 |
| 1993 | 96 |
| 1994 | 124 |
| 1995 | 114 |
| 1996 | 123 |
| 1997 | 109 |
| 1998 | 83 |
| 1999 | 112 |
| 2000 | 120 |
| 2001 | 118 |
| 2002 | 118 |
| 2003 | 112 |
| 2004 | 115 |
| 2005 | 146 |
| 2006 | 193 |
| 2007 | 197 |
| 2008 | 204 |
| 2009 | 235 |
| 2010 | 252 |
| 2011 | 237 |
| 2012 | 275 |
| 2013 | 293 |
| 2014 | 295 |
| 2015 | 330 |
| 2016 | 386 |
| 2017 | 355 |
| 2018 | 384 |
| 2019 | 405 |
| 2020 | 474 |
| 2021 | 486 |
| 2022 | 496 |
| 2023 | 417 |