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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1870 | 1 |
| 1875 | 1 |
| 1880 | 1 |
| 1893 | 1 |
| 1894 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1906 | 2 |
| 1908 | 5 |
| 1910 | 2 |
| 1912 | 1 |
| 1914 | 1 |
| 1919 | 1 |
| 1947 | 1 |
| 1952 | 1 |
| 1953 | 1 |
| 1958 | 1 |
| 1970 | 1 |
| 1988 | 1 |
| 1991 | 1 |
| 1997 | 1 |
| 1998 | 2 |
| 1999 | 2 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 2 |
| 2003 | 3 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 2 |
| 2007 | 4 |
| 2008 | 1 |
| 2009 | 7 |
| 2010 | 3 |
| 2011 | 3 |
| 2012 | 3 |
| 2013 | 8 |
| 2014 | 14 |
| 2015 | 16 |
| 2016 | 14 |
| 2017 | 20 |
| 2018 | 12 |
| 2019 | 13 |
| 2020 | 23 |
| 2021 | 16 |
| 2022 | 10 |
| 2023 | 5 |
| 2024 | 0 |