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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1915 | 1 |
| 1929 | 1 |
| 1946 | 1 |
| 1954 | 1 |
| 1957 | 2 |
| 1958 | 1 |
| 1959 | 2 |
| 1960 | 2 |
| 1964 | 1 |
| 1965 | 1 |
| 1969 | 2 |
| 1975 | 3 |
| 1976 | 2 |
| 1982 | 3 |
| 1983 | 4 |
| 1984 | 3 |
| 1986 | 1 |
| 1987 | 3 |
| 1988 | 1 |
| 1990 | 2 |
| 1996 | 3 |
| 1997 | 2 |
| 1998 | 3 |
| 2000 | 3 |
| 2001 | 1 |
| 2003 | 3 |
| 2004 | 4 |
| 2005 | 7 |
| 2006 | 19 |
| 2007 | 14 |
| 2008 | 7 |
| 2009 | 14 |
| 2010 | 12 |
| 2011 | 11 |
| 2012 | 17 |
| 2013 | 19 |
| 2014 | 25 |
| 2015 | 16 |
| 2016 | 20 |
| 2017 | 22 |
| 2018 | 24 |
| 2019 | 37 |
| 2020 | 38 |
| 2021 | 52 |
| 2022 | 54 |
| 2023 | 39 |
| 2024 | 41 |
| 2025 | 49 |
| 2026 | 19 |