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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1888 | 1 |
| 1963 | 1 |
| 1969 | 1 |
| 1979 | 3 |
| 1981 | 1 |
| 1982 | 2 |
| 1983 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 2 |
| 1993 | 2 |
| 1998 | 2 |
| 2005 | 1 |
| 2008 | 3 |
| 2009 | 2 |
| 2010 | 3 |
| 2011 | 3 |
| 2012 | 2 |
| 2014 | 1 |
| 2015 | 2 |
| 2024 | 0 |