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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1941 | 1 |
| 1943 | 1 |
| 1945 | 1 |
| 1946 | 1 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1954 | 1 |
| 1958 | 1 |
| 1960 | 1 |
| 1962 | 4 |
| 1963 | 2 |
| 1964 | 1 |
| 1965 | 4 |
| 1966 | 3 |
| 1967 | 9 |
| 1968 | 4 |
| 1969 | 4 |
| 1970 | 1 |
| 1971 | 3 |
| 1972 | 3 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1993 | 1 |
| 1994 | 2 |
| 1996 | 1 |
| 1999 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2004 | 4 |
| 2005 | 4 |
| 2006 | 14 |
| 2007 | 13 |
| 2008 | 12 |
| 2009 | 13 |
| 2010 | 19 |
| 2011 | 22 |
| 2012 | 20 |
| 2013 | 27 |
| 2014 | 24 |
| 2015 | 16 |
| 2016 | 33 |
| 2017 | 26 |
| 2018 | 13 |
| 2019 | 21 |
| 2020 | 26 |
| 2021 | 40 |
| 2022 | 36 |
| 2023 | 8 |