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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1980 | 6 |
| 1981 | 2 |
| 1982 | 3 |
| 1983 | 5 |
| 1984 | 1 |
| 1985 | 3 |
| 1986 | 8 |
| 1987 | 10 |
| 1988 | 19 |
| 1989 | 29 |
| 1990 | 32 |
| 1991 | 22 |
| 1992 | 26 |
| 1993 | 31 |
| 1994 | 52 |
| 1995 | 37 |
| 1996 | 61 |
| 1997 | 55 |
| 1998 | 57 |
| 1999 | 62 |
| 2000 | 79 |
| 2001 | 80 |
| 2002 | 93 |
| 2003 | 113 |
| 2004 | 118 |
| 2005 | 171 |
| 2006 | 145 |
| 2007 | 156 |
| 2008 | 166 |
| 2009 | 165 |
| 2010 | 190 |
| 2011 | 234 |
| 2012 | 222 |
| 2013 | 242 |
| 2014 | 202 |
| 2015 | 232 |
| 2016 | 216 |
| 2017 | 223 |
| 2018 | 206 |
| 2019 | 221 |
| 2020 | 221 |
| 2021 | 179 |
| 2022 | 144 |
| 2023 | 117 |
| 2024 | 65 |