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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1923 | 1 |
| 1928 | 1 |
| 1946 | 5 |
| 1947 | 3 |
| 1948 | 2 |
| 1950 | 10 |
| 1951 | 9 |
| 1952 | 4 |
| 1953 | 5 |
| 1954 | 1 |
| 1955 | 1 |
| 1961 | 2 |
| 1971 | 2 |
| 1972 | 1 |
| 1977 | 1 |
| 1981 | 1 |
| 1988 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1995 | 1 |
| 1998 | 2 |
| 2006 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 5 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2025 | 1 |