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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1965 | 1 |
| 1966 | 1 |
| 1974 | 1 |
| 1975 | 2 |
| 1977 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 3 |
| 1984 | 1 |
| 1985 | 2 |
| 1986 | 5 |
| 1987 | 3 |
| 1988 | 3 |
| 1989 | 5 |
| 1990 | 8 |
| 1991 | 12 |
| 1992 | 19 |
| 1993 | 21 |
| 1994 | 22 |
| 1995 | 21 |
| 1996 | 27 |
| 1997 | 24 |
| 1998 | 35 |
| 1999 | 42 |
| 2000 | 53 |
| 2001 | 58 |
| 2002 | 49 |
| 2003 | 67 |
| 2004 | 105 |
| 2005 | 125 |
| 2006 | 146 |
| 2007 | 164 |
| 2008 | 182 |
| 2009 | 247 |
| 2010 | 301 |
| 2011 | 366 |
| 2012 | 417 |
| 2013 | 456 |
| 2014 | 558 |
| 2015 | 669 |
| 2016 | 704 |
| 2017 | 751 |
| 2018 | 856 |
| 2019 | 969 |
| 2020 | 1136 |
| 2021 | 1293 |
| 2022 | 1570 |
| 2023 | 431 |