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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1890 | 1 |
| 1895 | 1 |
| 1915 | 1 |
| 1925 | 1 |
| 1927 | 2 |
| 1928 | 1 |
| 1931 | 1 |
| 1933 | 1 |
| 1936 | 1 |
| 1940 | 1 |
| 1989 | 1 |
| 1991 | 3 |
| 1998 | 2 |
| 2000 | 1 |
| 2001 | 5 |
| 2003 | 3 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 5 |
| 2007 | 6 |
| 2008 | 2 |
| 2009 | 1 |
| 2011 | 1 |
| 2013 | 3 |
| 2014 | 7 |
| 2015 | 10 |
| 2016 | 11 |
| 2017 | 22 |
| 2018 | 10 |
| 2019 | 10 |
| 2020 | 7 |
| 2021 | 11 |
| 2022 | 18 |
| 2023 | 25 |
| 2024 | 7 |