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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1972 | 1 |
| 1975 | 1 |
| 1977 | 1 |
| 1980 | 1 |
| 1983 | 1 |
| 1987 | 1 |
| 1992 | 1 |
| 1994 | 1 |
| 1996 | 3 |
| 1997 | 1 |
| 1998 | 1 |
| 1999 | 9 |
| 2000 | 18 |
| 2001 | 21 |
| 2002 | 38 |
| 2003 | 33 |
| 2004 | 45 |
| 2005 | 48 |
| 2006 | 63 |
| 2007 | 66 |
| 2008 | 84 |
| 2009 | 89 |
| 2010 | 88 |
| 2011 | 103 |
| 2012 | 98 |
| 2013 | 125 |
| 2014 | 196 |
| 2015 | 245 |
| 2016 | 271 |
| 2017 | 307 |
| 2018 | 311 |
| 2019 | 331 |
| 2020 | 356 |
| 2021 | 388 |
| 2022 | 358 |
| 2023 | 343 |
| 2024 | 146 |