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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1843 | 1 |
| 1856 | 1 |
| 1867 | 1 |
| 1868 | 1 |
| 1873 | 1 |
| 1875 | 14 |
| 1876 | 4 |
| 1877 | 3 |
| 1878 | 1 |
| 1879 | 4 |
| 1880 | 5 |
| 1883 | 2 |
| 1885 | 2 |
| 1887 | 1 |
| 1898 | 1 |
| 1900 | 1 |
| 1901 | 1 |
| 1902 | 1 |
| 1903 | 2 |
| 1904 | 2 |
| 1907 | 1 |
| 1908 | 1 |
| 1911 | 3 |
| 1912 | 4 |
| 1914 | 4 |
| 1915 | 2 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1919 | 2 |
| 1921 | 2 |
| 1923 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1928 | 1 |
| 1929 | 3 |
| 1930 | 1 |
| 1931 | 1 |
| 1932 | 1 |
| 1937 | 1 |
| 1938 | 1 |
| 1939 | 3 |
| 1944 | 3 |
| 1945 | 3 |
| 1946 | 16 |
| 1947 | 15 |
| 1948 | 5 |
| 1949 | 19 |
| 1950 | 14 |
| 1951 | 26 |
| 1952 | 16 |
| 1953 | 28 |
| 1954 | 19 |
| 1955 | 15 |
| 1956 | 16 |
| 1957 | 22 |
| 1958 | 22 |
| 1959 | 31 |
| 1960 | 33 |
| 1961 | 35 |
| 1962 | 32 |
| 1963 | 49 |
| 1964 | 49 |
| 1965 | 38 |
| 1966 | 46 |
| 1967 | 58 |
| 1968 | 48 |
| 1969 | 57 |
| 1970 | 53 |
| 1971 | 57 |
| 1972 | 64 |
| 1973 | 89 |
| 1974 | 69 |
| 1975 | 64 |
| 1976 | 65 |
| 1977 | 76 |
| 1978 | 63 |
| 1979 | 58 |
| 1980 | 69 |
| 1981 | 71 |
| 1982 | 83 |
| 1983 | 64 |
| 1984 | 72 |
| 1985 | 82 |
| 1986 | 90 |
| 1987 | 94 |
| 1988 | 101 |
| 1989 | 114 |
| 1990 | 101 |
| 1991 | 94 |
| 1992 | 124 |
| 1993 | 101 |
| 1994 | 132 |
| 1995 | 123 |
| 1996 | 103 |
| 1997 | 101 |
| 1998 | 105 |
| 1999 | 135 |
| 2000 | 136 |
| 2001 | 166 |
| 2002 | 152 |
| 2003 | 158 |
| 2004 | 128 |
| 2005 | 189 |
| 2006 | 192 |
| 2007 | 181 |
| 2008 | 250 |
| 2009 | 238 |
| 2010 | 227 |
| 2011 | 253 |
| 2012 | 318 |
| 2013 | 294 |
| 2014 | 345 |
| 2015 | 396 |
| 2016 | 380 |
| 2017 | 386 |
| 2018 | 420 |
| 2019 | 358 |
| 2020 | 399 |
| 2021 | 405 |
| 2022 | 403 |
| 2023 | 416 |
| 2024 | 171 |