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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1977 | 1 |
| 1978 | 1 |
| 1981 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 2 |
| 1993 | 2 |
| 1994 | 2 |
| 1995 | 1 |
| 1996 | 6 |
| 1997 | 6 |
| 1998 | 8 |
| 1999 | 7 |
| 2000 | 5 |
| 2001 | 10 |
| 2002 | 25 |
| 2003 | 19 |
| 2004 | 18 |
| 2005 | 17 |
| 2006 | 23 |
| 2007 | 38 |
| 2008 | 47 |
| 2009 | 39 |
| 2010 | 42 |
| 2011 | 55 |
| 2012 | 78 |
| 2013 | 88 |
| 2014 | 98 |
| 2015 | 101 |
| 2016 | 115 |
| 2017 | 110 |
| 2018 | 112 |
| 2019 | 162 |
| 2020 | 179 |
| 2021 | 215 |
| 2022 | 269 |
| 2023 | 247 |
| 2024 | 230 |