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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1960 | 1 |
| 1962 | 1 |
| 1964 | 1 |
| 1969 | 1 |
| 1977 | 1 |
| 1978 | 3 |
| 1979 | 1 |
| 1981 | 1 |
| 1984 | 2 |
| 1985 | 2 |
| 1989 | 2 |
| 1990 | 1 |
| 1991 | 1 |
| 1993 | 5 |
| 1999 | 1 |
| 2000 | 1 |
| 2004 | 1 |
| 2010 | 1 |
| 2011 | 2 |
| 2013 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 0 |