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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1915 | 1 |
| 1939 | 1 |
| 1945 | 1 |
| 1946 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 2 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1961 | 1 |
| 1963 | 1 |
| 1967 | 1 |
| 1970 | 1 |
| 1974 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1981 | 5 |
| 1982 | 6 |
| 1983 | 3 |
| 1984 | 3 |
| 1985 | 2 |
| 1987 | 1 |
| 1989 | 1 |
| 1990 | 2 |
| 1993 | 1 |
| 1994 | 1 |
| 1999 | 1 |
| 2000 | 1 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 3 |
| 2009 | 1 |
| 2010 | 7 |
| 2011 | 3 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 1 |
| 2016 | 1 |
| 2018 | 1 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 2 |
| 2024 | 3 |
| 2025 | 2 |