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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 213 |
| 1976 | 263 |
| 1977 | 270 |
| 1978 | 280 |
| 1979 | 352 |
| 1980 | 349 |
| 1981 | 382 |
| 1982 | 495 |
| 1983 | 539 |
| 1984 | 543 |
| 1985 | 517 |
| 1986 | 536 |
| 1987 | 615 |
| 1988 | 631 |
| 1989 | 660 |
| 1990 | 638 |
| 1991 | 613 |
| 1992 | 683 |
| 1993 | 711 |
| 1994 | 674 |
| 1995 | 764 |
| 1996 | 726 |
| 1997 | 745 |
| 1998 | 809 |
| 1999 | 894 |
| 2000 | 963 |
| 2001 | 916 |
| 2002 | 937 |
| 2003 | 1125 |
| 2004 | 1132 |
| 2005 | 1160 |
| 2006 | 1013 |
| 2007 | 933 |
| 2008 | 902 |
| 2009 | 931 |
| 2010 | 1076 |
| 2011 | 1047 |
| 2012 | 990 |
| 2013 | 994 |
| 2014 | 993 |
| 2015 | 837 |
| 2016 | 679 |
| 2017 | 503 |
| 2018 | 433 |
| 2024 | 0 |