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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 1 |
| 1989 | 1 |
| 1990 | 3 |
| 1991 | 2 |
| 1992 | 1 |
| 1994 | 3 |
| 1995 | 3 |
| 1996 | 1 |
| 1997 | 9 |
| 1998 | 6 |
| 1999 | 14 |
| 2000 | 18 |
| 2001 | 21 |
| 2002 | 26 |
| 2003 | 34 |
| 2004 | 42 |
| 2005 | 69 |
| 2006 | 57 |
| 2007 | 87 |
| 2008 | 96 |
| 2009 | 95 |
| 2010 | 124 |
| 2011 | 136 |
| 2012 | 145 |
| 2013 | 132 |
| 2014 | 156 |
| 2015 | 177 |
| 2016 | 176 |
| 2017 | 177 |
| 2018 | 185 |
| 2019 | 180 |
| 2020 | 164 |
| 2021 | 213 |
| 2022 | 167 |
| 2023 | 150 |
| 2024 | 158 |
| 2025 | 143 |
| 2026 | 5 |