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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 170 |
| 1974 | 165 |
| 1975 | 16 |
| 1981 | 116 |
| 1982 | 169 |
| 1983 | 183 |
| 1984 | 167 |
| 1985 | 152 |
| 1986 | 154 |
| 1987 | 155 |
| 1988 | 145 |
| 1989 | 172 |
| 1990 | 165 |
| 1991 | 145 |
| 1992 | 142 |
| 1993 | 181 |
| 1994 | 148 |
| 1995 | 198 |
| 1996 | 216 |
| 1997 | 209 |
| 1998 | 259 |
| 1999 | 191 |
| 2000 | 159 |
| 2001 | 312 |
| 2002 | 404 |
| 2003 | 425 |
| 2004 | 459 |
| 2005 | 785 |
| 2006 | 626 |
| 2007 | 786 |
| 2008 | 739 |
| 2009 | 755 |
| 2010 | 757 |
| 2011 | 737 |
| 2012 | 772 |
| 2013 | 831 |
| 2014 | 818 |
| 2015 | 767 |
| 2016 | 664 |
| 2017 | 621 |
| 2018 | 589 |
| 2019 | 589 |
| 2020 | 537 |
| 2021 | 465 |
| 2022 | 470 |
| 2023 | 454 |
| 2024 | 166 |