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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1789 | 1 |
| 1818 | 1 |
| 1860 | 1 |
| 1868 | 1 |
| 1870 | 2 |
| 1873 | 3 |
| 1879 | 1 |
| 1880 | 2 |
| 1881 | 2 |
| 1884 | 1 |
| 1890 | 1 |
| 1893 | 2 |
| 1894 | 4 |
| 1895 | 4 |
| 1897 | 2 |
| 1898 | 7 |
| 1899 | 3 |
| 1900 | 7 |
| 1902 | 8 |
| 1904 | 2 |
| 1905 | 3 |
| 1906 | 1 |
| 1907 | 1 |
| 1908 | 7 |
| 1909 | 1 |
| 1910 | 2 |
| 1912 | 1 |
| 1914 | 2 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1920 | 2 |
| 1921 | 5 |
| 1922 | 3 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 2 |
| 1926 | 4 |
| 1927 | 2 |
| 1928 | 2 |
| 1930 | 4 |
| 1931 | 3 |
| 1932 | 9 |
| 1933 | 3 |
| 1934 | 3 |
| 1935 | 6 |
| 1936 | 2 |
| 1937 | 5 |
| 1938 | 7 |
| 1939 | 8 |
| 1940 | 3 |
| 1941 | 2 |
| 1942 | 3 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 41 |
| 1946 | 130 |
| 1947 | 197 |
| 1948 | 246 |
| 1949 | 225 |
| 1950 | 246 |
| 1951 | 301 |
| 1952 | 392 |
| 1953 | 358 |
| 1954 | 431 |
| 1955 | 463 |
| 1956 | 437 |
| 1957 | 456 |
| 1958 | 376 |
| 1959 | 473 |
| 1960 | 423 |
| 1961 | 447 |
| 1962 | 556 |
| 1963 | 705 |
| 1964 | 1022 |
| 1965 | 644 |
| 1966 | 608 |
| 1967 | 865 |
| 1968 | 891 |
| 1969 | 1063 |
| 1970 | 971 |
| 1971 | 1159 |
| 1972 | 1091 |
| 1973 | 1194 |
| 1974 | 1341 |
| 1975 | 1631 |
| 1976 | 1592 |
| 1977 | 1941 |
| 1978 | 1863 |
| 1979 | 1919 |
| 1980 | 2148 |
| 1981 | 2127 |
| 1982 | 2227 |
| 1983 | 2377 |
| 1984 | 2766 |
| 1985 | 2851 |
| 1986 | 2865 |
| 1987 | 2930 |
| 1988 | 3243 |
| 1989 | 3809 |
| 1990 | 3998 |
| 1991 | 3906 |
| 1992 | 4507 |
| 1993 | 4713 |
| 1994 | 5429 |
| 1995 | 5581 |
| 1996 | 6089 |
| 1997 | 6592 |
| 1998 | 7091 |
| 1999 | 7373 |
| 2000 | 8156 |
| 2001 | 8239 |
| 2002 | 8788 |
| 2003 | 9369 |
| 2004 | 10300 |
| 2005 | 11141 |
| 2006 | 11889 |
| 2007 | 12692 |
| 2008 | 13807 |
| 2009 | 14456 |
| 2010 | 16422 |
| 2011 | 17912 |
| 2012 | 19483 |
| 2013 | 20192 |
| 2014 | 21480 |
| 2015 | 22664 |
| 2016 | 23037 |
| 2017 | 23867 |
| 2018 | 24936 |
| 2019 | 26357 |
| 2020 | 29826 |
| 2021 | 31659 |
| 2022 | 30937 |
| 2023 | 14399 |