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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 1 |
| 1963 | 1 |
| 1970 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 2 |
| 1977 | 2 |
| 1978 | 1 |
| 1979 | 1 |
| 1981 | 1 |
| 1983 | 4 |
| 1984 | 1 |
| 1987 | 1 |
| 1992 | 1 |
| 1993 | 1 |
| 1995 | 3 |
| 1996 | 1 |
| 2001 | 2 |
| 2003 | 1 |
| 2005 | 1 |
| 2008 | 2 |
| 2009 | 1 |
| 2013 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 1 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |