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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1850 | 2 |
| 1855 | 1 |
| 1857 | 1 |
| 1870 | 1 |
| 1873 | 2 |
| 1883 | 1 |
| 1888 | 2 |
| 1903 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1907 | 1 |
| 1911 | 1 |
| 1912 | 3 |
| 1913 | 2 |
| 1914 | 1 |
| 1917 | 1 |
| 1962 | 1 |
| 1967 | 1 |
| 1972 | 2 |
| 1986 | 1 |
| 1987 | 3 |
| 1988 | 1 |
| 1990 | 1 |
| 1991 | 3 |
| 1992 | 6 |
| 1993 | 2 |
| 1995 | 4 |
| 1996 | 4 |
| 1997 | 3 |
| 1998 | 1 |
| 1999 | 5 |
| 2000 | 2 |
| 2001 | 3 |
| 2002 | 2 |
| 2003 | 1 |
| 2004 | 5 |
| 2005 | 4 |
| 2006 | 5 |
| 2007 | 2 |
| 2008 | 4 |
| 2009 | 4 |
| 2010 | 1 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 8 |
| 2014 | 9 |
| 2015 | 13 |
| 2016 | 12 |
| 2017 | 13 |
| 2018 | 19 |
| 2019 | 30 |
| 2020 | 23 |
| 2021 | 40 |
| 2022 | 36 |
| 2023 | 56 |
| 2024 | 16 |