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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1841 | 3 |
| 1842 | 1 |
| 1843 | 1 |
| 1878 | 3 |
| 1880 | 1 |
| 1885 | 1 |
| 1886 | 1 |
| 1887 | 1 |
| 1888 | 1 |
| 1889 | 1 |
| 1890 | 1 |
| 1891 | 1 |
| 1892 | 1 |
| 1893 | 1 |
| 1894 | 2 |
| 1896 | 1 |
| 1901 | 1 |
| 1906 | 2 |
| 1907 | 2 |
| 1908 | 4 |
| 1909 | 3 |
| 1911 | 3 |
| 1912 | 2 |
| 1913 | 1 |
| 1914 | 4 |
| 1915 | 2 |
| 1916 | 1 |
| 1917 | 3 |
| 1918 | 6 |
| 1919 | 6 |
| 1920 | 1 |
| 1921 | 1 |
| 1922 | 3 |
| 1923 | 4 |
| 1924 | 1 |
| 1925 | 1 |
| 1926 | 3 |
| 1927 | 5 |
| 1928 | 7 |
| 1929 | 1 |
| 1930 | 4 |
| 1931 | 6 |
| 1932 | 1 |
| 1933 | 1 |
| 1934 | 2 |
| 1935 | 2 |
| 1936 | 1 |
| 1939 | 4 |
| 1940 | 3 |
| 1942 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 3 |
| 1946 | 10 |
| 1947 | 9 |
| 1948 | 12 |
| 1949 | 12 |
| 1950 | 11 |
| 1951 | 13 |
| 1952 | 10 |
| 1953 | 9 |
| 1954 | 9 |
| 1955 | 3 |
| 1956 | 7 |
| 1957 | 14 |
| 1958 | 9 |
| 1959 | 8 |
| 1960 | 14 |
| 1961 | 9 |
| 1962 | 9 |
| 1963 | 14 |
| 1964 | 18 |
| 1965 | 21 |
| 1966 | 17 |
| 1967 | 20 |
| 1968 | 39 |
| 1969 | 18 |
| 1970 | 38 |
| 1971 | 39 |
| 1972 | 43 |
| 1973 | 57 |
| 1974 | 71 |
| 1975 | 75 |
| 1976 | 97 |
| 1977 | 67 |
| 1978 | 67 |
| 1979 | 68 |
| 1980 | 52 |
| 1981 | 48 |
| 1982 | 78 |
| 1983 | 70 |
| 1984 | 81 |
| 1985 | 91 |
| 1986 | 75 |
| 1987 | 92 |
| 1988 | 85 |
| 1989 | 79 |
| 1990 | 104 |
| 1991 | 105 |
| 1992 | 100 |
| 1993 | 123 |
| 1994 | 113 |
| 1995 | 109 |
| 1996 | 106 |
| 1997 | 137 |
| 1998 | 109 |
| 1999 | 114 |
| 2000 | 122 |
| 2001 | 134 |
| 2002 | 145 |
| 2003 | 163 |
| 2004 | 136 |
| 2005 | 205 |
| 2006 | 208 |
| 2007 | 205 |
| 2008 | 225 |
| 2009 | 243 |
| 2010 | 223 |
| 2011 | 272 |
| 2012 | 287 |
| 2013 | 257 |
| 2014 | 302 |
| 2015 | 350 |
| 2016 | 353 |
| 2017 | 328 |
| 2018 | 322 |
| 2019 | 323 |
| 2020 | 343 |
| 2021 | 376 |
| 2022 | 339 |
| 2023 | 328 |
| 2024 | 105 |