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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1929 | 1 |
| 1930 | 1 |
| 1932 | 1 |
| 1934 | 2 |
| 1935 | 1 |
| 1937 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 3 |
| 1948 | 4 |
| 1950 | 1 |
| 1951 | 3 |
| 1952 | 3 |
| 1953 | 2 |
| 1954 | 1 |
| 1956 | 1 |
| 1963 | 1 |
| 1964 | 2 |
| 1965 | 2 |
| 1967 | 2 |
| 1968 | 5 |
| 1969 | 1 |
| 1977 | 1 |
| 1986 | 2 |
| 1987 | 2 |
| 1990 | 1 |
| 1997 | 1 |
| 1998 | 3 |
| 1999 | 2 |
| 2000 | 4 |
| 2001 | 3 |
| 2003 | 2 |
| 2004 | 1 |
| 2005 | 1 |
| 2009 | 4 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 6 |
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 12 |
| 2019 | 13 |
| 2020 | 11 |
| 2021 | 12 |
| 2022 | 14 |
| 2023 | 14 |
| 2024 | 8 |