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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1967 | 1 |
| 1978 | 1 |
| 1984 | 1 |
| 1988 | 2 |
| 1989 | 1 |
| 1990 | 18 |
| 1991 | 44 |
| 1992 | 53 |
| 1993 | 69 |
| 1994 | 98 |
| 1995 | 129 |
| 1996 | 118 |
| 1997 | 153 |
| 1998 | 224 |
| 1999 | 301 |
| 2000 | 218 |
| 2001 | 291 |
| 2002 | 248 |
| 2003 | 384 |
| 2004 | 476 |
| 2005 | 627 |
| 2006 | 585 |
| 2007 | 733 |
| 2008 | 836 |
| 2009 | 926 |
| 2010 | 931 |
| 2011 | 1075 |
| 2012 | 1106 |
| 2013 | 1214 |
| 2014 | 1109 |
| 2015 | 1115 |
| 2016 | 991 |
| 2017 | 948 |
| 2018 | 904 |
| 2019 | 983 |
| 2020 | 894 |
| 2021 | 522 |
| 2022 | 99 |
| 2023 | 249 |
| 2024 | 538 |
| 2025 | 503 |