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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 4 |
| 1948 | 1 |
| 1949 | 1 |
| 1950 | 1 |
| 1952 | 2 |
| 1964 | 1 |
| 1969 | 2 |
| 1971 | 2 |
| 1978 | 1 |
| 1985 | 1 |
| 1986 | 1 |
| 1990 | 1 |
| 1992 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1996 | 2 |
| 1997 | 4 |
| 1998 | 3 |
| 2000 | 2 |
| 2002 | 1 |
| 2011 | 1 |
| 2012 | 3 |
| 2013 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 0 |