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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 4 |
| 1951 | 1 |
| 1952 | 1 |
| 1954 | 1 |
| 1955 | 1 |
| 1965 | 1 |
| 1968 | 1 |
| 1969 | 1 |
| 1971 | 1 |
| 1975 | 1 |
| 1977 | 6 |
| 1978 | 2 |
| 1979 | 4 |
| 1980 | 3 |
| 1982 | 3 |
| 1983 | 1 |
| 1984 | 3 |
| 1993 | 1 |
| 1994 | 1 |
| 1996 | 2 |
| 1999 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 1 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 3 |
| 2015 | 1 |
| 2016 | 1 |
| 2025 | 0 |