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and transmitted securely.
Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 8 |
| 1968 | 8 |
| 1969 | 28 |
| 1970 | 17 |
| 1971 | 39 |
| 1972 | 36 |
| 1973 | 33 |
| 1974 | 53 |
| 1975 | 32 |
| 1976 | 21 |
| 1977 | 9 |
| 1978 | 23 |
| 1979 | 10 |
| 1980 | 9 |
| 1984 | 1 |
| 1987 | 1 |
| 2004 | 2 |
| 2006 | 4 |
| 2007 | 9 |
| 2008 | 6 |
| 2009 | 13 |
| 2010 | 10 |
| 2011 | 16 |
| 2012 | 20 |
| 2013 | 19 |
| 2014 | 21 |
| 2015 | 20 |
| 2016 | 13 |
| 2017 | 27 |
| 2018 | 19 |
| 2019 | 19 |
| 2020 | 40 |
| 2021 | 49 |
| 2022 | 27 |
| 2023 | 21 |
| 2024 | 2 |