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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1844 | 1 |
| 1847 | 1 |
| 1850 | 2 |
| 1851 | 3 |
| 1856 | 1 |
| 1868 | 1 |
| 1870 | 1 |
| 1873 | 1 |
| 1875 | 1 |
| 1876 | 1 |
| 1878 | 2 |
| 1879 | 2 |
| 1881 | 2 |
| 1882 | 1 |
| 1885 | 1 |
| 1888 | 1 |
| 1889 | 1 |
| 1891 | 3 |
| 1892 | 2 |
| 1896 | 1 |
| 1898 | 1 |
| 1899 | 1 |
| 1901 | 1 |
| 1903 | 1 |
| 1904 | 1 |
| 1905 | 2 |
| 1906 | 1 |
| 1907 | 2 |
| 1908 | 1 |
| 1909 | 4 |
| 1911 | 4 |
| 1912 | 2 |
| 1913 | 1 |
| 1914 | 3 |
| 1915 | 4 |
| 1916 | 2 |
| 1917 | 3 |
| 1918 | 2 |
| 1919 | 1 |
| 1921 | 1 |
| 1924 | 1 |
| 1926 | 1 |
| 1927 | 1 |
| 1928 | 4 |
| 1929 | 3 |
| 1930 | 1 |
| 1931 | 2 |
| 1932 | 3 |
| 1933 | 1 |
| 1934 | 2 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 2 |
| 1939 | 2 |
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 2 |
| 1944 | 2 |
| 1945 | 11 |
| 1946 | 26 |
| 1947 | 44 |
| 1948 | 48 |
| 1949 | 45 |
| 1950 | 78 |
| 1951 | 78 |
| 1952 | 74 |
| 1953 | 104 |
| 1954 | 82 |
| 1955 | 96 |
| 1956 | 102 |
| 1957 | 85 |
| 1958 | 89 |
| 1959 | 105 |
| 1960 | 91 |
| 1961 | 95 |
| 1962 | 160 |
| 1963 | 154 |
| 1964 | 183 |
| 1965 | 168 |
| 1966 | 170 |
| 1967 | 176 |
| 1968 | 221 |
| 1969 | 234 |
| 1970 | 256 |
| 1971 | 257 |
| 1972 | 269 |
| 1973 | 288 |
| 1974 | 274 |
| 1975 | 296 |
| 1976 | 296 |
| 1977 | 383 |
| 1978 | 372 |
| 1979 | 417 |
| 1980 | 402 |
| 1981 | 340 |
| 1982 | 387 |
| 1983 | 353 |
| 1984 | 418 |
| 1985 | 443 |
| 1986 | 467 |
| 1987 | 512 |
| 1988 | 509 |
| 1989 | 509 |
| 1990 | 573 |
| 1991 | 524 |
| 1992 | 597 |
| 1993 | 628 |
| 1994 | 650 |
| 1995 | 697 |
| 1996 | 749 |
| 1997 | 723 |
| 1998 | 765 |
| 1999 | 819 |
| 2000 | 981 |
| 2001 | 1011 |
| 2002 | 1083 |
| 2003 | 1137 |
| 2004 | 1291 |
| 2005 | 1454 |
| 2006 | 1749 |
| 2007 | 1777 |
| 2008 | 2033 |
| 2009 | 2074 |
| 2010 | 2267 |
| 2011 | 2501 |
| 2012 | 2632 |
| 2013 | 2877 |
| 2014 | 3370 |
| 2015 | 3979 |
| 2016 | 4039 |
| 2017 | 4147 |
| 2018 | 4463 |
| 2019 | 4561 |
| 2020 | 5054 |
| 2021 | 5500 |
| 2022 | 5217 |
| 2023 | 4971 |
| 2024 | 1728 |