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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1849 | 1 |
| 1856 | 1 |
| 1866 | 1 |
| 1896 | 1 |
| 1897 | 1 |
| 1903 | 1 |
| 1904 | 2 |
| 1907 | 1 |
| 1909 | 1 |
| 1910 | 1 |
| 1914 | 1 |
| 1916 | 2 |
| 1918 | 1 |
| 1921 | 1 |
| 1930 | 1 |
| 1932 | 1 |
| 1933 | 2 |
| 1935 | 1 |
| 1946 | 2 |
| 1948 | 1 |
| 1949 | 1 |
| 1953 | 1 |
| 1963 | 1 |
| 1965 | 2 |
| 1974 | 1 |
| 1976 | 2 |
| 1981 | 2 |
| 1985 | 1 |
| 1996 | 1 |
| 1998 | 1 |
| 2001 | 1 |
| 2004 | 2 |
| 2008 | 2 |
| 2009 | 3 |
| 2010 | 7 |
| 2011 | 11 |
| 2012 | 17 |
| 2013 | 13 |
| 2014 | 10 |
| 2015 | 9 |
| 2016 | 7 |
| 2017 | 6 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 2 |
| 2024 | 1 |
| 2026 | 0 |