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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1912 | 1 |
| 1914 | 1 |
| 1918 | 1 |
| 1919 | 2 |
| 1921 | 2 |
| 1923 | 3 |
| 1932 | 1 |
| 1933 | 1 |
| 1934 | 2 |
| 1935 | 2 |
| 1937 | 1 |
| 1938 | 1 |
| 1947 | 1 |
| 1948 | 1 |
| 1949 | 10 |
| 1950 | 4 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 2 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 2 |
| 1962 | 1 |
| 1965 | 1 |
| 1970 | 1 |
| 1972 | 1 |
| 1976 | 1 |
| 1979 | 1 |
| 1980 | 2 |
| 1985 | 2 |
| 1986 | 3 |
| 1987 | 1 |
| 1988 | 1 |
| 1989 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1995 | 1 |
| 1996 | 1 |
| 1998 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2005 | 2 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 2 |
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 1 |