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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 2 |
| 1976 | 15 |
| 1977 | 39 |
| 1978 | 61 |
| 1979 | 53 |
| 1980 | 58 |
| 1981 | 49 |
| 1982 | 45 |
| 1983 | 66 |
| 1984 | 34 |
| 1985 | 41 |
| 1986 | 34 |
| 1987 | 36 |
| 1988 | 16 |
| 1989 | 32 |
| 1990 | 39 |
| 1991 | 40 |
| 1992 | 61 |
| 1993 | 59 |
| 1994 | 58 |
| 1995 | 81 |
| 1996 | 116 |
| 1997 | 103 |
| 1998 | 104 |
| 1999 | 88 |
| 2000 | 92 |
| 2001 | 76 |
| 2002 | 134 |
| 2003 | 98 |
| 2004 | 121 |
| 2005 | 101 |
| 2006 | 131 |
| 2007 | 175 |
| 2008 | 251 |
| 2009 | 226 |
| 2010 | 243 |
| 2011 | 245 |
| 2012 | 264 |
| 2013 | 267 |
| 2014 | 226 |
| 2015 | 207 |
| 2016 | 183 |
| 2017 | 185 |
| 2018 | 167 |
| 2019 | 152 |
| 2020 | 129 |
| 2021 | 44 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 18 |