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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1885 | 1 |
| 1896 | 1 |
| 1906 | 1 |
| 1908 | 1 |
| 1909 | 2 |
| 1910 | 1 |
| 1911 | 2 |
| 1913 | 1 |
| 1914 | 1 |
| 1916 | 1 |
| 1918 | 1 |
| 1919 | 2 |
| 1921 | 2 |
| 1930 | 1 |
| 1932 | 1 |
| 1933 | 1 |
| 1938 | 1 |
| 1942 | 1 |
| 1947 | 2 |
| 1948 | 3 |
| 1949 | 2 |
| 1950 | 2 |
| 1951 | 3 |
| 1952 | 1 |
| 1971 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1987 | 1 |
| 1988 | 1 |
| 1989 | 4 |
| 1991 | 2 |
| 1992 | 2 |
| 1993 | 6 |
| 1995 | 2 |
| 2001 | 2 |
| 2004 | 1 |
| 2007 | 3 |
| 2008 | 3 |
| 2009 | 2 |
| 2010 | 3 |
| 2011 | 10 |
| 2012 | 12 |
| 2013 | 7 |
| 2014 | 9 |
| 2015 | 9 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 7 |
| 2023 | 8 |
| 2024 | 7 |