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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1935 | 3 |
| 1937 | 1 |
| 1946 | 1 |
| 1947 | 5 |
| 1948 | 1 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 2 |
| 1954 | 2 |
| 1956 | 2 |
| 1959 | 1 |
| 1963 | 1 |
| 1965 | 1 |
| 1966 | 1 |
| 1974 | 2 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 1 |
| 1983 | 2 |
| 1985 | 1 |
| 1986 | 1 |
| 1990 | 1 |
| 1994 | 1 |
| 1996 | 1 |
| 2006 | 2 |
| 2007 | 6 |
| 2008 | 4 |
| 2009 | 5 |
| 2010 | 9 |
| 2011 | 8 |
| 2012 | 5 |
| 2013 | 2 |
| 2014 | 2 |
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 3 |