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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 3 |
| 1976 | 6 |
| 1977 | 26 |
| 1978 | 35 |
| 1979 | 37 |
| 1980 | 27 |
| 1981 | 29 |
| 1982 | 33 |
| 1983 | 33 |
| 1984 | 30 |
| 1985 | 53 |
| 1986 | 56 |
| 1987 | 46 |
| 1988 | 60 |
| 1989 | 73 |
| 1990 | 80 |
| 1991 | 74 |
| 1992 | 83 |
| 1993 | 109 |
| 1994 | 97 |
| 1995 | 122 |
| 1996 | 115 |
| 1997 | 103 |
| 1998 | 118 |
| 1999 | 111 |
| 2000 | 122 |
| 2001 | 125 |
| 2002 | 138 |
| 2003 | 155 |
| 2004 | 162 |
| 2005 | 133 |
| 2006 | 188 |
| 2007 | 190 |
| 2008 | 178 |
| 2009 | 175 |
| 2010 | 208 |
| 2011 | 194 |
| 2012 | 201 |
| 2013 | 215 |
| 2014 | 212 |
| 2015 | 204 |
| 2016 | 197 |
| 2017 | 172 |
| 2018 | 145 |
| 2019 | 139 |
| 2020 | 114 |
| 2021 | 95 |
| 2022 | 82 |
| 2023 | 65 |
| 2024 | 96 |
| 2025 | 54 |