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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1952 | 1 |
| 1955 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 1 |
| 1969 | 1 |
| 1972 | 1 |
| 1974 | 3 |
| 1976 | 4 |
| 1977 | 1 |
| 1978 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 1 |
| 1983 | 1 |
| 1988 | 1 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 1 |
| 1993 | 4 |
| 1994 | 1 |
| 1999 | 1 |
| 2006 | 1 |
| 2008 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 2 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 0 |