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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1973 | 1 |
| 1980 | 1 |
| 1982 | 2 |
| 1984 | 3 |
| 1985 | 1 |
| 1986 | 2 |
| 1987 | 7 |
| 1988 | 10 |
| 1989 | 9 |
| 1990 | 5 |
| 1991 | 7 |
| 1992 | 5 |
| 1993 | 10 |
| 1994 | 10 |
| 1995 | 19 |
| 1996 | 15 |
| 1997 | 24 |
| 1998 | 26 |
| 1999 | 48 |
| 2000 | 47 |
| 2001 | 41 |
| 2002 | 61 |
| 2003 | 58 |
| 2004 | 83 |
| 2005 | 111 |
| 2006 | 157 |
| 2007 | 178 |
| 2008 | 179 |
| 2009 | 230 |
| 2010 | 253 |
| 2011 | 309 |
| 2012 | 355 |
| 2013 | 387 |
| 2014 | 425 |
| 2015 | 438 |
| 2016 | 480 |
| 2017 | 431 |
| 2018 | 433 |
| 2019 | 429 |
| 2020 | 529 |
| 2021 | 516 |
| 2022 | 460 |
| 2023 | 417 |
| 2024 | 391 |
| 2025 | 2 |