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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1870 | 4 |
| 1871 | 4 |
| 1872 | 4 |
| 1873 | 3 |
| 1874 | 3 |
| 1875 | 3 |
| 1876 | 4 |
| 1877 | 2 |
| 1878 | 3 |
| 1879 | 8 |
| 1880 | 10 |
| 1881 | 8 |
| 1882 | 9 |
| 1883 | 5 |
| 1884 | 2 |
| 1885 | 2 |
| 1886 | 3 |
| 1887 | 3 |
| 1888 | 3 |
| 1889 | 1 |
| 1890 | 4 |
| 1891 | 2 |
| 1892 | 1 |
| 1893 | 2 |
| 1894 | 6 |
| 1895 | 13 |
| 1896 | 8 |
| 1897 | 9 |
| 1898 | 4 |
| 1899 | 3 |
| 1900 | 7 |
| 1901 | 8 |
| 1902 | 3 |
| 1903 | 4 |
| 1904 | 3 |
| 1905 | 5 |
| 1906 | 2 |
| 1907 | 3 |
| 1909 | 2 |
| 1910 | 1 |
| 1911 | 3 |
| 1912 | 2 |
| 1913 | 2 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 1 |
| 1917 | 1 |
| 1920 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1924 | 3 |
| 1925 | 2 |
| 1926 | 2 |
| 1927 | 2 |
| 1928 | 2 |
| 1929 | 1 |
| 1930 | 2 |
| 1931 | 4 |
| 1932 | 1 |
| 1933 | 2 |
| 1934 | 14 |
| 1935 | 12 |
| 1936 | 12 |
| 1937 | 15 |
| 1938 | 12 |
| 1939 | 12 |
| 1940 | 6 |
| 1941 | 8 |
| 1942 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 25 |
| 1946 | 93 |
| 1947 | 104 |
| 1948 | 94 |
| 1949 | 87 |
| 1950 | 117 |
| 1951 | 176 |
| 1952 | 196 |
| 1953 | 207 |
| 1954 | 203 |
| 1955 | 245 |
| 1956 | 199 |
| 1957 | 126 |
| 1958 | 108 |
| 1959 | 127 |
| 1960 | 181 |
| 1961 | 250 |
| 1962 | 208 |
| 1963 | 286 |
| 1964 | 321 |
| 1965 | 174 |
| 1966 | 122 |
| 1967 | 156 |
| 1968 | 155 |
| 1969 | 135 |
| 1970 | 140 |
| 1971 | 153 |
| 1972 | 158 |
| 1973 | 177 |
| 1974 | 166 |
| 1975 | 193 |
| 1976 | 149 |
| 1977 | 196 |
| 1978 | 340 |
| 1979 | 201 |
| 1980 | 160 |
| 1981 | 132 |
| 1982 | 165 |
| 1983 | 154 |
| 1984 | 126 |
| 1985 | 99 |
| 1986 | 124 |
| 1987 | 649 |
| 1988 | 1380 |
| 1989 | 1420 |
| 1990 | 1671 |
| 1991 | 1804 |
| 1992 | 1668 |
| 1993 | 1912 |
| 1994 | 2014 |
| 1995 | 2198 |
| 1996 | 2158 |
| 1997 | 2399 |
| 1998 | 2354 |
| 1999 | 2526 |
| 2000 | 2662 |
| 2001 | 2576 |
| 2002 | 2736 |
| 2003 | 2965 |
| 2004 | 3127 |
| 2005 | 3313 |
| 2006 | 3515 |
| 2007 | 3616 |
| 2008 | 3814 |
| 2009 | 3831 |
| 2010 | 4162 |
| 2011 | 4427 |
| 2012 | 4803 |
| 2013 | 5594 |
| 2014 | 7013 |
| 2015 | 8431 |
| 2016 | 9334 |
| 2017 | 9566 |
| 2018 | 9866 |
| 2019 | 10596 |
| 2020 | 13387 |
| 2021 | 14797 |
| 2022 | 14017 |
| 2023 | 13182 |
| 2024 | 4843 |