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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1786 | 1 |
| 1788 | 1 |
| 1810 | 2 |
| 1814 | 1 |
| 1844 | 1 |
| 1846 | 1 |
| 1851 | 1 |
| 1854 | 1 |
| 1857 | 1 |
| 1859 | 1 |
| 1860 | 1 |
| 1864 | 1 |
| 1866 | 1 |
| 1869 | 1 |
| 1874 | 1 |
| 1877 | 1 |
| 1881 | 1 |
| 1883 | 2 |
| 1886 | 1 |
| 1887 | 1 |
| 1890 | 1 |
| 1893 | 2 |
| 1897 | 3 |
| 1901 | 1 |
| 1904 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1909 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1919 | 1 |
| 1921 | 1 |
| 1935 | 1 |
| 1938 | 2 |
| 1939 | 1 |
| 1940 | 2 |
| 1942 | 2 |
| 1943 | 1 |
| 1944 | 5 |
| 1945 | 7 |
| 1946 | 9 |
| 1947 | 12 |
| 1948 | 11 |
| 1949 | 4 |
| 1950 | 9 |
| 1951 | 9 |
| 1952 | 11 |
| 1953 | 13 |
| 1954 | 7 |
| 1955 | 8 |
| 1956 | 11 |
| 1957 | 11 |
| 1958 | 17 |
| 1959 | 11 |
| 1960 | 23 |
| 1961 | 16 |
| 1962 | 19 |
| 1963 | 14 |
| 1964 | 10 |
| 1965 | 15 |
| 1966 | 20 |
| 1967 | 15 |
| 1968 | 19 |
| 1969 | 16 |
| 1970 | 15 |
| 1971 | 19 |
| 1972 | 16 |
| 1973 | 20 |
| 1974 | 16 |
| 1975 | 16 |
| 1976 | 14 |
| 1977 | 21 |
| 1978 | 19 |
| 1979 | 15 |
| 1980 | 20 |
| 1981 | 17 |
| 1982 | 32 |
| 1983 | 26 |
| 1984 | 28 |
| 1985 | 26 |
| 1986 | 34 |
| 1987 | 36 |
| 1988 | 41 |
| 1989 | 37 |
| 1990 | 36 |
| 1991 | 41 |
| 1992 | 36 |
| 1993 | 44 |
| 1994 | 36 |
| 1995 | 34 |
| 1996 | 39 |
| 1997 | 35 |
| 1998 | 45 |
| 1999 | 51 |
| 2000 | 52 |
| 2001 | 52 |
| 2002 | 81 |
| 2003 | 61 |
| 2004 | 50 |
| 2005 | 61 |
| 2006 | 96 |
| 2007 | 96 |
| 2008 | 98 |
| 2009 | 114 |
| 2010 | 114 |
| 2011 | 110 |
| 2012 | 96 |
| 2013 | 115 |
| 2014 | 110 |
| 2015 | 147 |
| 2016 | 125 |
| 2017 | 119 |
| 2018 | 125 |
| 2019 | 138 |
| 2020 | 175 |
| 2021 | 145 |
| 2022 | 147 |
| 2023 | 108 |