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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1963 | 2 |
| 1967 | 1 |
| 1968 | 3 |
| 1971 | 1 |
| 1975 | 1 |
| 1976 | 3 |
| 1977 | 1 |
| 1985 | 1 |
| 1987 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 1994 | 1 |
| 1995 | 2 |
| 1998 | 2 |
| 1999 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 3 |
| 2003 | 3 |
| 2004 | 5 |
| 2005 | 8 |
| 2006 | 8 |
| 2007 | 16 |
| 2008 | 10 |
| 2009 | 18 |
| 2010 | 23 |
| 2011 | 23 |
| 2012 | 29 |
| 2013 | 31 |
| 2014 | 36 |
| 2015 | 30 |
| 2016 | 46 |
| 2017 | 43 |
| 2018 | 48 |
| 2019 | 61 |
| 2020 | 45 |
| 2021 | 65 |
| 2022 | 70 |
| 2023 | 7 |