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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1955 | 2 |
| 1956 | 3 |
| 1957 | 2 |
| 1958 | 3 |
| 1966 | 1 |
| 1967 | 1 |
| 1969 | 3 |
| 1970 | 1 |
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1992 | 1 |
| 1993 | 3 |
| 1994 | 1 |
| 1995 | 2 |
| 1996 | 3 |
| 1997 | 10 |
| 1998 | 6 |
| 1999 | 4 |
| 2000 | 8 |
| 2001 | 13 |
| 2002 | 7 |
| 2003 | 19 |
| 2004 | 14 |
| 2005 | 13 |
| 2006 | 19 |
| 2007 | 32 |
| 2008 | 33 |
| 2009 | 29 |
| 2010 | 40 |
| 2011 | 69 |
| 2012 | 62 |
| 2013 | 84 |
| 2014 | 117 |
| 2015 | 133 |
| 2016 | 161 |
| 2017 | 181 |
| 2018 | 221 |
| 2019 | 252 |
| 2020 | 265 |
| 2021 | 279 |
| 2022 | 274 |
| 2023 | 220 |
| 2024 | 85 |