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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1956 | 1 |
| 1960 | 1 |
| 1967 | 1 |
| 1969 | 3 |
| 1970 | 3 |
| 1980 | 3 |
| 1981 | 8 |
| 1982 | 13 |
| 1983 | 11 |
| 1984 | 11 |
| 1985 | 14 |
| 1986 | 23 |
| 1987 | 23 |
| 1988 | 25 |
| 1989 | 30 |
| 1990 | 37 |
| 1991 | 44 |
| 1992 | 54 |
| 1993 | 73 |
| 1994 | 81 |
| 1995 | 79 |
| 1996 | 101 |
| 1997 | 123 |
| 1998 | 121 |
| 1999 | 134 |
| 2000 | 148 |
| 2001 | 175 |
| 2002 | 225 |
| 2003 | 250 |
| 2004 | 274 |
| 2005 | 391 |
| 2006 | 498 |
| 2007 | 574 |
| 2008 | 657 |
| 2009 | 737 |
| 2010 | 806 |
| 2011 | 1085 |
| 2012 | 1175 |
| 2013 | 1355 |
| 2014 | 1479 |
| 2015 | 1579 |
| 2016 | 1638 |
| 2017 | 1846 |
| 2018 | 2124 |
| 2019 | 2446 |
| 2020 | 2678 |
| 2021 | 3170 |
| 2022 | 3364 |
| 2023 | 37 |