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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1821 | 1 |
| 1828 | 3 |
| 1840 | 1 |
| 1842 | 2 |
| 1843 | 1 |
| 1844 | 1 |
| 1849 | 1 |
| 1850 | 1 |
| 1852 | 2 |
| 1853 | 2 |
| 1988 | 3 |
| 1989 | 2 |
| 1990 | 4 |
| 1991 | 3 |
| 1992 | 1 |
| 1993 | 5 |
| 1994 | 1 |
| 1995 | 3 |
| 1996 | 2 |
| 1997 | 1 |
| 1998 | 2 |
| 2002 | 2 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 1 |
| 2006 | 2 |
| 2007 | 2 |
| 2008 | 2 |
| 2009 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 6 |
| 2018 | 1 |
| 2025 | 0 |