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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 5 |
| 1979 | 14 |
| 1980 | 18 |
| 1981 | 21 |
| 1982 | 33 |
| 1983 | 30 |
| 1984 | 33 |
| 1985 | 45 |
| 1986 | 29 |
| 1987 | 62 |
| 1988 | 41 |
| 1989 | 50 |
| 1990 | 69 |
| 1991 | 79 |
| 1992 | 124 |
| 1993 | 174 |
| 1994 | 214 |
| 1995 | 249 |
| 1996 | 227 |
| 1997 | 164 |
| 1998 | 176 |
| 1999 | 153 |
| 2000 | 155 |
| 2001 | 134 |
| 2002 | 116 |
| 2003 | 150 |
| 2004 | 108 |
| 2005 | 122 |
| 2006 | 116 |
| 2007 | 126 |
| 2008 | 118 |
| 2009 | 118 |
| 2010 | 101 |
| 2011 | 84 |
| 2012 | 89 |
| 2013 | 88 |
| 2014 | 68 |
| 2015 | 59 |
| 2016 | 58 |
| 2017 | 50 |
| 2018 | 52 |
| 2019 | 35 |
| 2020 | 25 |
| 2021 | 20 |
| 2022 | 8 |
| 2023 | 8 |
| 2024 | 0 |