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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1975 | 1 |
| 1976 | 5 |
| 1978 | 4 |
| 1979 | 6 |
| 1980 | 1 |
| 1981 | 4 |
| 1982 | 15 |
| 1983 | 2 |
| 1985 | 2 |
| 1987 | 1 |
| 1989 | 36 |
| 1990 | 52 |
| 1991 | 60 |
| 1992 | 70 |
| 1993 | 68 |
| 1994 | 47 |
| 1995 | 52 |
| 1996 | 41 |
| 1997 | 48 |
| 1998 | 46 |
| 1999 | 40 |
| 2000 | 33 |
| 2001 | 61 |
| 2002 | 54 |
| 2003 | 58 |
| 2004 | 65 |
| 2005 | 61 |
| 2006 | 54 |
| 2007 | 92 |
| 2008 | 110 |
| 2009 | 156 |
| 2010 | 173 |
| 2011 | 168 |
| 2012 | 180 |
| 2013 | 165 |
| 2014 | 167 |
| 2015 | 145 |
| 2016 | 150 |
| 2017 | 73 |
| 2018 | 100 |
| 2019 | 100 |
| 2020 | 106 |
| 2021 | 112 |
| 2022 | 99 |
| 2023 | 58 |
| 2024 | 128 |
| 2025 | 98 |