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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1974 | 2 |
| 1975 | 36 |
| 1976 | 110 |
| 1977 | 204 |
| 1978 | 184 |
| 1979 | 194 |
| 1980 | 193 |
| 1981 | 178 |
| 1982 | 187 |
| 1983 | 198 |
| 1984 | 189 |
| 1985 | 227 |
| 1986 | 216 |
| 1987 | 177 |
| 1988 | 142 |
| 1989 | 121 |
| 1990 | 129 |
| 1991 | 144 |
| 1992 | 146 |
| 1993 | 120 |
| 1994 | 96 |
| 1995 | 93 |
| 1996 | 99 |
| 1997 | 76 |
| 1998 | 65 |
| 1999 | 60 |
| 2000 | 74 |
| 2001 | 69 |
| 2002 | 59 |
| 2003 | 41 |
| 2004 | 41 |
| 2005 | 49 |
| 2006 | 36 |
| 2007 | 38 |
| 2008 | 30 |
| 2009 | 41 |
| 2010 | 42 |
| 2011 | 41 |
| 2012 | 36 |
| 2013 | 42 |
| 2014 | 26 |
| 2015 | 47 |
| 2016 | 37 |
| 2017 | 42 |
| 2018 | 26 |
| 2019 | 29 |
| 2020 | 30 |
| 2021 | 24 |
| 2022 | 22 |
| 2023 | 14 |
| 2024 | 20 |
| 2025 | 6 |