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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1859 | 1 |
| 1865 | 1 |
| 1880 | 1 |
| 1883 | 2 |
| 1884 | 2 |
| 1885 | 1 |
| 1888 | 1 |
| 1892 | 1 |
| 1894 | 6 |
| 1895 | 1 |
| 1897 | 2 |
| 1898 | 1 |
| 1900 | 1 |
| 1901 | 4 |
| 1904 | 1 |
| 1905 | 1 |
| 1906 | 4 |
| 1907 | 1 |
| 1909 | 1 |
| 1910 | 1 |
| 1913 | 2 |
| 1914 | 2 |
| 1915 | 1 |
| 1917 | 7 |
| 1918 | 1 |
| 1919 | 5 |
| 1920 | 4 |
| 1921 | 4 |
| 1922 | 2 |
| 1923 | 3 |
| 1924 | 2 |
| 1926 | 9 |
| 1927 | 4 |
| 1928 | 1 |
| 1929 | 9 |
| 1930 | 9 |
| 1931 | 11 |
| 1932 | 4 |
| 1933 | 5 |
| 1934 | 4 |
| 1935 | 7 |
| 1936 | 10 |
| 1937 | 3 |
| 1938 | 1 |
| 1939 | 2 |
| 1940 | 2 |
| 1941 | 4 |
| 1942 | 2 |
| 1943 | 2 |
| 1944 | 3 |
| 1945 | 4 |
| 1946 | 6 |
| 1947 | 10 |
| 1948 | 20 |
| 1949 | 13 |
| 1950 | 24 |
| 1951 | 37 |
| 1952 | 41 |
| 1953 | 32 |
| 1954 | 26 |
| 1955 | 11 |
| 1956 | 18 |
| 1957 | 18 |
| 1958 | 19 |
| 1959 | 18 |
| 1960 | 18 |
| 1961 | 18 |
| 1962 | 26 |
| 1963 | 34 |
| 1964 | 40 |
| 1965 | 43 |
| 1966 | 39 |
| 1967 | 48 |
| 1968 | 49 |
| 1969 | 62 |
| 1970 | 55 |
| 1971 | 56 |
| 1972 | 58 |
| 1973 | 65 |
| 1974 | 72 |
| 1975 | 81 |
| 1976 | 68 |
| 1977 | 65 |
| 1978 | 80 |
| 1979 | 73 |
| 1980 | 85 |
| 1981 | 69 |
| 1982 | 91 |
| 1983 | 108 |
| 1984 | 94 |
| 1985 | 79 |
| 1986 | 105 |
| 1987 | 108 |
| 1988 | 113 |
| 1989 | 108 |
| 1990 | 130 |
| 1991 | 111 |
| 1992 | 117 |
| 1993 | 123 |
| 1994 | 145 |
| 1995 | 137 |
| 1996 | 155 |
| 1997 | 204 |
| 1998 | 186 |
| 1999 | 198 |
| 2000 | 202 |
| 2001 | 255 |
| 2002 | 243 |
| 2003 | 281 |
| 2004 | 299 |
| 2005 | 297 |
| 2006 | 304 |
| 2007 | 319 |
| 2008 | 367 |
| 2009 | 369 |
| 2010 | 382 |
| 2011 | 462 |
| 2012 | 457 |
| 2013 | 533 |
| 2014 | 745 |
| 2015 | 929 |
| 2016 | 975 |
| 2017 | 983 |
| 2018 | 1016 |
| 2019 | 1068 |
| 2020 | 1308 |
| 2021 | 1669 |
| 2022 | 1897 |
| 2023 | 2079 |
| 2024 | 869 |