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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 1 |
| 1977 | 4 |
| 1978 | 2 |
| 1980 | 3 |
| 1981 | 3 |
| 1982 | 9 |
| 1983 | 6 |
| 1984 | 11 |
| 1985 | 17 |
| 1986 | 10 |
| 1987 | 7 |
| 1988 | 38 |
| 1989 | 47 |
| 1990 | 57 |
| 1991 | 70 |
| 1992 | 65 |
| 1993 | 80 |
| 1994 | 96 |
| 1995 | 74 |
| 1996 | 79 |
| 1997 | 75 |
| 1998 | 103 |
| 1999 | 84 |
| 2000 | 86 |
| 2001 | 110 |
| 2002 | 102 |
| 2003 | 108 |
| 2004 | 104 |
| 2005 | 114 |
| 2006 | 110 |
| 2007 | 125 |
| 2008 | 144 |
| 2009 | 122 |
| 2010 | 137 |
| 2011 | 153 |
| 2012 | 186 |
| 2013 | 205 |
| 2014 | 209 |
| 2015 | 208 |
| 2016 | 189 |
| 2017 | 203 |
| 2018 | 214 |
| 2019 | 224 |
| 2020 | 177 |
| 2021 | 77 |
| 2022 | 10 |
| 2023 | 4 |
| 2024 | 1 |