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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1939 | 1 |
| 1946 | 5 |
| 1948 | 1 |
| 1949 | 1 |
| 1953 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 2 |
| 1962 | 4 |
| 1964 | 1 |
| 1968 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 4 |
| 1973 | 3 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1981 | 2 |
| 1986 | 1 |
| 1988 | 1 |
| 1991 | 1 |
| 1996 | 1 |
| 1998 | 2 |
| 1999 | 2 |
| 2000 | 4 |
| 2001 | 3 |
| 2002 | 5 |
| 2003 | 34 |
| 2004 | 41 |
| 2005 | 60 |
| 2006 | 65 |
| 2007 | 123 |
| 2008 | 69 |
| 2009 | 52 |
| 2010 | 70 |
| 2011 | 52 |
| 2012 | 45 |
| 2013 | 39 |
| 2014 | 28 |
| 2015 | 32 |
| 2016 | 23 |
| 2017 | 22 |
| 2018 | 20 |
| 2019 | 16 |
| 2020 | 12 |
| 2021 | 9 |
| 2022 | 14 |
| 2023 | 6 |
| 2024 | 0 |