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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 1 |
| 1970 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1979 | 1 |
| 1984 | 1 |
| 1986 | 1 |
| 1988 | 2 |
| 1989 | 2 |
| 1990 | 8 |
| 1991 | 6 |
| 1992 | 4 |
| 1993 | 2 |
| 1994 | 6 |
| 1995 | 3 |
| 1996 | 5 |
| 1997 | 13 |
| 1998 | 14 |
| 1999 | 22 |
| 2000 | 25 |
| 2001 | 29 |
| 2002 | 31 |
| 2003 | 43 |
| 2004 | 49 |
| 2005 | 45 |
| 2006 | 56 |
| 2007 | 73 |
| 2008 | 67 |
| 2009 | 94 |
| 2010 | 104 |
| 2011 | 144 |
| 2012 | 161 |
| 2013 | 183 |
| 2014 | 213 |
| 2015 | 201 |
| 2016 | 246 |
| 2017 | 203 |
| 2018 | 223 |
| 2019 | 230 |
| 2020 | 308 |
| 2021 | 287 |
| 2022 | 295 |
| 2023 | 296 |
| 2024 | 259 |