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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1921 | 1 |
| 1925 | 1 |
| 1927 | 1 |
| 1928 | 1 |
| 1930 | 1 |
| 1931 | 1 |
| 1932 | 2 |
| 1933 | 1 |
| 1934 | 2 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 2 |
| 1938 | 1 |
| 1939 | 1 |
| 1940 | 1 |
| 1944 | 1 |
| 1946 | 2 |
| 1947 | 1 |
| 1948 | 1 |
| 1977 | 1 |
| 1979 | 1 |
| 1994 | 3 |
| 2000 | 2 |
| 2003 | 1 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 2 |
| 2011 | 1 |
| 2012 | 3 |
| 2013 | 4 |
| 2014 | 4 |
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 11 |
| 2020 | 8 |
| 2021 | 8 |
| 2022 | 13 |
| 2023 | 21 |
| 2024 | 6 |