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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1948 | 3 |
| 1949 | 2 |
| 1951 | 3 |
| 1952 | 1 |
| 1954 | 3 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 4 |
| 1962 | 1 |
| 1963 | 1 |
| 1966 | 1 |
| 1968 | 1 |
| 1970 | 3 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1977 | 1 |
| 1978 | 1 |
| 1980 | 1 |
| 1981 | 3 |
| 1983 | 1 |
| 1990 | 2 |
| 1991 | 4 |
| 1992 | 4 |
| 1993 | 1 |
| 1996 | 1 |
| 1997 | 1 |
| 2006 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 3 |
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 7 |
| 2019 | 11 |
| 2020 | 9 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 2 |