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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1978 | 5 |
| 1979 | 1 |
| 1980 | 7 |
| 1981 | 2 |
| 1982 | 3 |
| 1983 | 8 |
| 1984 | 11 |
| 1985 | 11 |
| 1986 | 20 |
| 1987 | 26 |
| 1988 | 35 |
| 1989 | 44 |
| 1990 | 54 |
| 1991 | 70 |
| 1992 | 49 |
| 1993 | 63 |
| 1994 | 68 |
| 1995 | 68 |
| 1996 | 99 |
| 1997 | 88 |
| 1998 | 90 |
| 1999 | 113 |
| 2000 | 95 |
| 2001 | 118 |
| 2002 | 121 |
| 2003 | 134 |
| 2004 | 146 |
| 2005 | 123 |
| 2006 | 152 |
| 2007 | 137 |
| 2008 | 172 |
| 2009 | 168 |
| 2010 | 200 |
| 2011 | 234 |
| 2012 | 235 |
| 2013 | 224 |
| 2014 | 194 |
| 2015 | 215 |
| 2016 | 203 |
| 2017 | 176 |
| 2018 | 172 |
| 2019 | 160 |
| 2020 | 142 |
| 2021 | 177 |
| 2022 | 130 |
| 2023 | 96 |
| 2024 | 137 |
| 2025 | 88 |