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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1913 | 2 |
| 1916 | 1 |
| 1917 | 1 |
| 1919 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 5 |
| 1932 | 1 |
| 1933 | 1 |
| 1934 | 5 |
| 1935 | 7 |
| 1936 | 5 |
| 1937 | 2 |
| 1938 | 1 |
| 1939 | 8 |
| 1940 | 1 |
| 1944 | 4 |
| 1947 | 2 |
| 1948 | 10 |
| 1949 | 4 |
| 1950 | 12 |
| 1951 | 9 |
| 1952 | 7 |
| 1953 | 11 |
| 1954 | 5 |
| 1955 | 10 |
| 1956 | 10 |
| 1957 | 4 |
| 1958 | 2 |
| 1959 | 2 |
| 1960 | 1 |
| 1961 | 5 |
| 1962 | 3 |
| 1963 | 1 |
| 1964 | 9 |
| 1965 | 4 |
| 1966 | 4 |
| 1967 | 2 |
| 1968 | 4 |
| 1969 | 5 |
| 1970 | 6 |
| 1971 | 2 |
| 1973 | 4 |
| 1974 | 13 |
| 1975 | 3 |
| 1976 | 2 |
| 2004 | 1 |
| 2006 | 2 |
| 2007 | 2 |
| 2008 | 2 |
| 2010 | 2 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 5 |
| 2024 | 1 |