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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1903 | 1 |
| 1912 | 2 |
| 1917 | 1 |
| 1918 | 2 |
| 1919 | 1 |
| 1920 | 2 |
| 1921 | 3 |
| 1927 | 1 |
| 1929 | 1 |
| 1931 | 2 |
| 1932 | 1 |
| 1934 | 2 |
| 1935 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1946 | 1 |
| 1953 | 1 |
| 1973 | 1 |
| 1975 | 3 |
| 1976 | 4 |
| 1977 | 4 |
| 1978 | 2 |
| 1980 | 2 |
| 1993 | 1 |
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 1 |
| 2007 | 1 |
| 2011 | 1 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 6 |
| 2015 | 2 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 7 |
| 2020 | 12 |
| 2021 | 4 |
| 2022 | 2 |
| 2024 | 1 |