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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1976 | 24 |
| 1977 | 15 |
| 1978 | 16 |
| 1979 | 44 |
| 1980 | 67 |
| 1981 | 55 |
| 1982 | 49 |
| 1983 | 30 |
| 1984 | 30 |
| 1985 | 24 |
| 1986 | 16 |
| 1987 | 19 |
| 1988 | 26 |
| 1989 | 13 |
| 1990 | 21 |
| 1991 | 20 |
| 1992 | 31 |
| 1993 | 16 |
| 1994 | 10 |
| 1995 | 7 |
| 1996 | 15 |
| 1997 | 26 |
| 1998 | 26 |
| 1999 | 41 |
| 2000 | 53 |
| 2001 | 66 |
| 2002 | 54 |
| 2003 | 69 |
| 2004 | 69 |
| 2005 | 75 |
| 2006 | 105 |
| 2007 | 110 |
| 2008 | 97 |
| 2009 | 105 |
| 2010 | 106 |
| 2011 | 94 |
| 2012 | 103 |
| 2013 | 124 |
| 2014 | 102 |
| 2015 | 127 |
| 2016 | 126 |
| 2017 | 142 |
| 2018 | 113 |
| 2019 | 156 |
| 2020 | 140 |
| 2021 | 114 |
| 2022 | 98 |
| 2023 | 73 |
| 2024 | 69 |