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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 1 |
| 1954 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1963 | 2 |
| 1964 | 8 |
| 1967 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1975 | 1 |
| 1981 | 3 |
| 1982 | 1 |
| 1983 | 1 |
| 1991 | 1 |
| 1993 | 1 |
| 1995 | 1 |
| 1996 | 1 |
| 1998 | 3 |
| 1999 | 2 |
| 2000 | 2 |
| 2001 | 2 |
| 2002 | 5 |
| 2003 | 4 |
| 2004 | 9 |
| 2005 | 8 |
| 2006 | 10 |
| 2007 | 7 |
| 2008 | 12 |
| 2009 | 13 |
| 2010 | 20 |
| 2011 | 31 |
| 2012 | 28 |
| 2013 | 33 |
| 2014 | 23 |
| 2015 | 49 |
| 2016 | 48 |
| 2017 | 40 |
| 2018 | 47 |
| 2019 | 61 |
| 2020 | 64 |
| 2021 | 58 |
| 2022 | 65 |
| 2023 | 71 |
| 2024 | 32 |