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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1898 | 1 |
| 1918 | 1 |
| 1919 | 3 |
| 1920 | 1 |
| 1923 | 1 |
| 1927 | 1 |
| 1928 | 1 |
| 1950 | 1 |
| 1960 | 1 |
| 1970 | 1 |
| 1972 | 1 |
| 1985 | 3 |
| 1986 | 1 |
| 1988 | 1 |
| 1989 | 2 |
| 1990 | 6 |
| 1991 | 3 |
| 1992 | 5 |
| 1993 | 2 |
| 1995 | 4 |
| 1996 | 5 |
| 1997 | 3 |
| 1998 | 8 |
| 2000 | 4 |
| 2001 | 3 |
| 2002 | 2 |
| 2004 | 2 |
| 2005 | 1 |
| 2006 | 3 |
| 2007 | 3 |
| 2008 | 1 |
| 2009 | 7 |
| 2010 | 5 |
| 2011 | 4 |
| 2012 | 2 |
| 2013 | 1 |
| 2014 | 3 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2026 | 0 |