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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1853 | 1 |
| 1900 | 1 |
| 1908 | 1 |
| 1915 | 1 |
| 1947 | 1 |
| 1954 | 1 |
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 2 |
| 1969 | 2 |
| 1970 | 1 |
| 1971 | 2 |
| 1972 | 1 |
| 1977 | 2 |
| 1980 | 1 |
| 1981 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 2 |
| 1990 | 2 |
| 1992 | 4 |
| 1995 | 1 |
| 1999 | 2 |
| 2000 | 2 |
| 2001 | 4 |
| 2002 | 3 |
| 2003 | 8 |
| 2004 | 8 |
| 2005 | 6 |
| 2006 | 10 |
| 2007 | 7 |
| 2008 | 8 |
| 2009 | 7 |
| 2012 | 2 |
| 2014 | 1 |
| 2015 | 1 |
| 2018 | 1 |
| 2024 | 0 |