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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1978 | 1 |
| 1979 | 5 |
| 1980 | 25 |
| 1981 | 27 |
| 1982 | 20 |
| 1983 | 14 |
| 1984 | 19 |
| 1985 | 27 |
| 1986 | 14 |
| 1987 | 19 |
| 1988 | 17 |
| 1989 | 19 |
| 1990 | 23 |
| 1991 | 18 |
| 1992 | 24 |
| 1993 | 29 |
| 1994 | 37 |
| 1995 | 90 |
| 1996 | 79 |
| 1997 | 112 |
| 1998 | 89 |
| 1999 | 119 |
| 2000 | 106 |
| 2001 | 144 |
| 2002 | 123 |
| 2003 | 126 |
| 2004 | 137 |
| 2005 | 169 |
| 2006 | 167 |
| 2007 | 166 |
| 2008 | 147 |
| 2009 | 197 |
| 2010 | 211 |
| 2011 | 199 |
| 2012 | 197 |
| 2013 | 207 |
| 2014 | 199 |
| 2015 | 190 |
| 2016 | 203 |
| 2017 | 234 |
| 2018 | 235 |
| 2019 | 246 |
| 2020 | 272 |
| 2021 | 235 |
| 2022 | 42 |
| 2023 | 12 |
| 2024 | 6 |