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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1967 | 2 |
| 1973 | 1 |
| 1975 | 2 |
| 1985 | 1 |
| 1986 | 1 |
| 1988 | 1 |
| 1989 | 12 |
| 1990 | 30 |
| 1991 | 29 |
| 1992 | 32 |
| 1993 | 41 |
| 1994 | 40 |
| 1995 | 49 |
| 1996 | 40 |
| 1997 | 46 |
| 1998 | 71 |
| 1999 | 66 |
| 2000 | 52 |
| 2001 | 59 |
| 2002 | 63 |
| 2003 | 73 |
| 2004 | 126 |
| 2005 | 116 |
| 2006 | 150 |
| 2007 | 178 |
| 2008 | 196 |
| 2009 | 246 |
| 2010 | 270 |
| 2011 | 299 |
| 2012 | 295 |
| 2013 | 311 |
| 2014 | 382 |
| 2015 | 369 |
| 2016 | 363 |
| 2017 | 340 |
| 2018 | 350 |
| 2019 | 370 |
| 2020 | 322 |
| 2021 | 233 |
| 2022 | 42 |
| 2023 | 26 |
| 2024 | 217 |
| 2025 | 191 |