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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1951 | 2 |
| 1955 | 1 |
| 1957 | 4 |
| 1958 | 5 |
| 1959 | 3 |
| 1960 | 3 |
| 1961 | 2 |
| 1962 | 1 |
| 1963 | 4 |
| 1964 | 3 |
| 1965 | 2 |
| 1967 | 3 |
| 1972 | 1 |
| 1974 | 1 |
| 1978 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 1 |
| 1983 | 2 |
| 1984 | 1 |
| 1985 | 2 |
| 1986 | 2 |
| 1987 | 1 |
| 1990 | 1 |
| 1993 | 1 |
| 1998 | 2 |
| 1999 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 0 |