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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1819 | 1 |
| 1869 | 1 |
| 1878 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1886 | 1 |
| 1889 | 2 |
| 1890 | 2 |
| 1891 | 2 |
| 1892 | 2 |
| 1893 | 1 |
| 1896 | 1 |
| 1897 | 1 |
| 1898 | 2 |
| 1907 | 1 |
| 1908 | 1 |
| 1909 | 1 |
| 1911 | 1 |
| 1912 | 4 |
| 1914 | 10 |
| 1915 | 1 |
| 1917 | 1 |
| 1919 | 1 |
| 1921 | 2 |
| 1928 | 2 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 2 |
| 1940 | 2 |
| 1941 | 1 |
| 1946 | 2 |
| 1949 | 1 |
| 1950 | 5 |
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 1 |
| 1959 | 2 |
| 1960 | 2 |
| 1962 | 1 |
| 1963 | 3 |
| 1964 | 2 |
| 1965 | 4 |
| 1966 | 1 |
| 1968 | 5 |
| 1971 | 1 |
| 1972 | 1 |
| 1974 | 7 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 2 |
| 1978 | 1 |
| 1979 | 4 |
| 1980 | 4 |
| 1981 | 4 |
| 1982 | 3 |
| 1983 | 2 |
| 1984 | 4 |
| 1985 | 1 |
| 1986 | 4 |
| 1987 | 2 |
| 1988 | 1 |
| 1991 | 2 |
| 1992 | 3 |
| 1994 | 1 |
| 1997 | 1 |
| 1998 | 2 |
| 1999 | 9 |
| 2000 | 5 |
| 2001 | 4 |
| 2002 | 2 |
| 2003 | 1 |
| 2004 | 4 |
| 2005 | 5 |
| 2006 | 4 |
| 2007 | 9 |
| 2008 | 14 |
| 2009 | 10 |
| 2010 | 10 |
| 2011 | 10 |
| 2012 | 8 |
| 2013 | 9 |
| 2014 | 11 |
| 2015 | 15 |
| 2016 | 15 |
| 2017 | 15 |
| 2018 | 33 |
| 2019 | 34 |
| 2020 | 25 |
| 2021 | 28 |
| 2022 | 14 |
| 2023 | 2 |
| 2024 | 0 |