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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1804 | 3 |
| 1805 | 3 |
| 1842 | 1 |
| 1855 | 1 |
| 1859 | 1 |
| 1881 | 1 |
| 1887 | 1 |
| 1892 | 1 |
| 1895 | 3 |
| 1896 | 2 |
| 1898 | 1 |
| 1899 | 3 |
| 1900 | 1 |
| 1904 | 1 |
| 1911 | 1 |
| 1912 | 3 |
| 1913 | 3 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 2 |
| 1921 | 1 |
| 1924 | 1 |
| 1925 | 3 |
| 1926 | 4 |
| 1927 | 9 |
| 1928 | 4 |
| 1929 | 1 |
| 1930 | 3 |
| 1931 | 2 |
| 1932 | 5 |
| 1934 | 1 |
| 1935 | 2 |
| 1936 | 1 |
| 1938 | 1 |
| 1941 | 1 |
| 1942 | 4 |
| 1943 | 3 |
| 1944 | 2 |
| 1945 | 4 |
| 1946 | 15 |
| 1947 | 20 |
| 1948 | 17 |
| 1949 | 29 |
| 1950 | 19 |
| 1951 | 44 |
| 1952 | 26 |
| 1953 | 29 |
| 1954 | 21 |
| 1955 | 25 |
| 1956 | 26 |
| 1957 | 23 |
| 1958 | 16 |
| 1959 | 13 |
| 1960 | 21 |
| 1961 | 17 |
| 1962 | 24 |
| 1963 | 31 |
| 1964 | 44 |
| 1965 | 32 |
| 1966 | 49 |
| 1967 | 40 |
| 1968 | 57 |
| 1969 | 44 |
| 1970 | 49 |
| 1971 | 53 |
| 1972 | 65 |
| 1973 | 47 |
| 1974 | 70 |
| 1975 | 64 |
| 1976 | 96 |
| 1977 | 78 |
| 1978 | 101 |
| 1979 | 101 |
| 1980 | 138 |
| 1981 | 120 |
| 1982 | 119 |
| 1983 | 166 |
| 1984 | 188 |
| 1985 | 181 |
| 1986 | 188 |
| 1987 | 190 |
| 1988 | 215 |
| 1989 | 232 |
| 1990 | 214 |
| 1991 | 235 |
| 1992 | 246 |
| 1993 | 237 |
| 1994 | 291 |
| 1995 | 235 |
| 1996 | 265 |
| 1997 | 211 |
| 1998 | 226 |
| 1999 | 249 |
| 2000 | 277 |
| 2001 | 265 |
| 2002 | 291 |
| 2003 | 284 |
| 2004 | 335 |
| 2005 | 398 |
| 2006 | 365 |
| 2007 | 429 |
| 2008 | 493 |
| 2009 | 514 |
| 2010 | 549 |
| 2011 | 623 |
| 2012 | 646 |
| 2013 | 734 |
| 2014 | 752 |
| 2015 | 795 |
| 2016 | 799 |
| 2017 | 875 |
| 2018 | 941 |
| 2019 | 985 |
| 2020 | 1183 |
| 2021 | 1274 |
| 2022 | 1237 |
| 2023 | 1181 |
| 2024 | 473 |