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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1824 | 1 |
| 1867 | 1 |
| 1870 | 2 |
| 1873 | 1 |
| 1874 | 1 |
| 1879 | 1 |
| 1883 | 1 |
| 1884 | 2 |
| 1886 | 2 |
| 1887 | 2 |
| 1892 | 1 |
| 1896 | 2 |
| 1897 | 7 |
| 1898 | 1 |
| 1905 | 1 |
| 1906 | 2 |
| 1909 | 1 |
| 1911 | 1 |
| 1912 | 5 |
| 1913 | 3 |
| 1914 | 4 |
| 1915 | 1 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 2 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 1 |
| 1924 | 1 |
| 1927 | 1 |
| 1929 | 2 |
| 1931 | 1 |
| 1932 | 1 |
| 1934 | 1 |
| 1935 | 2 |
| 1936 | 3 |
| 1937 | 1 |
| 1938 | 2 |
| 1939 | 2 |
| 1943 | 1 |
| 1945 | 8 |
| 1946 | 5 |
| 1947 | 9 |
| 1948 | 6 |
| 1949 | 15 |
| 1950 | 11 |
| 1951 | 19 |
| 1952 | 13 |
| 1953 | 14 |
| 1954 | 19 |
| 1955 | 16 |
| 1956 | 11 |
| 1957 | 13 |
| 1958 | 11 |
| 1959 | 8 |
| 1960 | 10 |
| 1961 | 19 |
| 1962 | 13 |
| 1963 | 19 |
| 1964 | 15 |
| 1965 | 24 |
| 1966 | 26 |
| 1967 | 31 |
| 1968 | 33 |
| 1969 | 48 |
| 1970 | 37 |
| 1971 | 47 |
| 1972 | 45 |
| 1973 | 61 |
| 1974 | 80 |
| 1975 | 101 |
| 1976 | 103 |
| 1977 | 106 |
| 1978 | 90 |
| 1979 | 111 |
| 1980 | 95 |
| 1981 | 108 |
| 1982 | 107 |
| 1983 | 122 |
| 1984 | 108 |
| 1985 | 139 |
| 1986 | 150 |
| 1987 | 159 |
| 1988 | 175 |
| 1989 | 228 |
| 1990 | 241 |
| 1991 | 237 |
| 1992 | 250 |
| 1993 | 249 |
| 1994 | 243 |
| 1995 | 285 |
| 1996 | 251 |
| 1997 | 280 |
| 1998 | 297 |
| 1999 | 291 |
| 2000 | 328 |
| 2001 | 341 |
| 2002 | 348 |
| 2003 | 374 |
| 2004 | 403 |
| 2005 | 428 |
| 2006 | 487 |
| 2007 | 515 |
| 2008 | 533 |
| 2009 | 554 |
| 2010 | 603 |
| 2011 | 676 |
| 2012 | 711 |
| 2013 | 769 |
| 2014 | 772 |
| 2015 | 719 |
| 2016 | 777 |
| 2017 | 803 |
| 2018 | 843 |
| 2019 | 845 |
| 2020 | 986 |
| 2021 | 1068 |
| 2022 | 1032 |
| 2023 | 985 |
| 2024 | 471 |