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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1875 | 1 |
| 1877 | 1 |
| 1893 | 1 |
| 1896 | 1 |
| 1900 | 1 |
| 1902 | 1 |
| 1905 | 1 |
| 1908 | 1 |
| 1911 | 1 |
| 1913 | 1 |
| 1928 | 2 |
| 1932 | 1 |
| 1937 | 1 |
| 1945 | 1 |
| 1948 | 1 |
| 1950 | 1 |
| 1951 | 3 |
| 1955 | 1 |
| 1963 | 1 |
| 1990 | 1 |
| 2000 | 1 |
| 2002 | 3 |
| 2003 | 2 |
| 2004 | 3 |
| 2005 | 5 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 4 |
| 2009 | 7 |
| 2010 | 4 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 6 |
| 2014 | 8 |
| 2015 | 11 |
| 2016 | 11 |
| 2017 | 8 |
| 2018 | 6 |
| 2019 | 2 |
| 2020 | 8 |
| 2021 | 9 |
| 2022 | 5 |
| 2023 | 1 |