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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1933 | 1 |
| 1945 | 1 |
| 1946 | 3 |
| 1948 | 1 |
| 1953 | 1 |
| 1957 | 1 |
| 1970 | 2 |
| 1974 | 1 |
| 1980 | 1 |
| 1982 | 1 |
| 1986 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 3 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 3 |
| 1993 | 4 |
| 1998 | 1 |
| 2000 | 1 |
| 2001 | 3 |
| 2003 | 4 |
| 2004 | 2 |
| 2006 | 2 |
| 2009 | 1 |
| 2010 | 4 |
| 2011 | 4 |
| 2012 | 4 |
| 2013 | 6 |
| 2014 | 4 |
| 2015 | 4 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 1 |