Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1789 | 1 |
| 1800 | 1 |
| 1881 | 1 |
| 1886 | 1 |
| 1896 | 1 |
| 1897 | 1 |
| 1898 | 1 |
| 1902 | 1 |
| 1905 | 1 |
| 1908 | 3 |
| 1909 | 2 |
| 1910 | 4 |
| 1911 | 9 |
| 1912 | 7 |
| 1913 | 5 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 2 |
| 1918 | 1 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 2 |
| 1923 | 1 |
| 1924 | 3 |
| 1925 | 2 |
| 1926 | 3 |
| 1927 | 2 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 3 |
| 1932 | 1 |
| 1941 | 2 |
| 1944 | 1 |
| 1946 | 6 |
| 1947 | 5 |
| 1948 | 9 |
| 1949 | 9 |
| 1950 | 9 |
| 1951 | 20 |
| 1952 | 7 |
| 1953 | 9 |
| 1954 | 15 |
| 1955 | 14 |
| 1956 | 18 |
| 1957 | 11 |
| 1958 | 8 |
| 1959 | 8 |
| 1960 | 16 |
| 1961 | 16 |
| 1962 | 13 |
| 1963 | 16 |
| 1964 | 13 |
| 1965 | 23 |
| 1966 | 17 |
| 1967 | 21 |
| 1968 | 26 |
| 1969 | 43 |
| 1970 | 38 |
| 1971 | 33 |
| 1972 | 37 |
| 1973 | 36 |
| 1974 | 37 |
| 1975 | 42 |
| 1976 | 40 |
| 1977 | 55 |
| 1978 | 55 |
| 1979 | 63 |
| 1980 | 73 |
| 1981 | 62 |
| 1982 | 67 |
| 1983 | 57 |
| 1984 | 66 |
| 1985 | 111 |
| 1986 | 114 |
| 1987 | 102 |
| 1988 | 106 |
| 1989 | 91 |
| 1990 | 121 |
| 1991 | 122 |
| 1992 | 119 |
| 1993 | 124 |
| 1994 | 113 |
| 1995 | 131 |
| 1996 | 120 |
| 1997 | 127 |
| 1998 | 127 |
| 1999 | 155 |
| 2000 | 125 |
| 2001 | 183 |
| 2002 | 174 |
| 2003 | 173 |
| 2004 | 226 |
| 2005 | 221 |
| 2006 | 245 |
| 2007 | 292 |
| 2008 | 254 |
| 2009 | 304 |
| 2010 | 321 |
| 2011 | 323 |
| 2012 | 402 |
| 2013 | 410 |
| 2014 | 448 |
| 2015 | 466 |
| 2016 | 482 |
| 2017 | 439 |
| 2018 | 525 |
| 2019 | 533 |
| 2020 | 643 |
| 2021 | 730 |
| 2022 | 50 |