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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1980 | 6 |
| 1981 | 3 |
| 1983 | 1 |
| 1984 | 3 |
| 1985 | 5 |
| 1986 | 3 |
| 1987 | 1 |
| 1988 | 3 |
| 1989 | 4 |
| 1990 | 9 |
| 1991 | 6 |
| 1992 | 6 |
| 1993 | 3 |
| 1994 | 17 |
| 1995 | 5 |
| 1996 | 12 |
| 1997 | 14 |
| 1998 | 13 |
| 1999 | 15 |
| 2000 | 16 |
| 2001 | 19 |
| 2002 | 26 |
| 2003 | 43 |
| 2004 | 60 |
| 2005 | 70 |
| 2006 | 85 |
| 2007 | 83 |
| 2008 | 78 |
| 2009 | 89 |
| 2010 | 98 |
| 2011 | 133 |
| 2012 | 120 |
| 2013 | 141 |
| 2014 | 144 |
| 2015 | 151 |
| 2016 | 185 |
| 2017 | 188 |
| 2018 | 173 |
| 2019 | 187 |
| 2020 | 201 |
| 2021 | 208 |
| 2022 | 222 |
| 2023 | 225 |
| 2024 | 248 |
| 2025 | 220 |