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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1974 | 51 |
| 1975 | 51 |
| 1976 | 45 |
| 1977 | 43 |
| 1978 | 46 |
| 1979 | 65 |
| 1980 | 47 |
| 1981 | 52 |
| 1982 | 67 |
| 1983 | 88 |
| 1984 | 85 |
| 1985 | 150 |
| 1986 | 107 |
| 1987 | 111 |
| 1988 | 139 |
| 1989 | 126 |
| 1990 | 170 |
| 1991 | 134 |
| 1992 | 294 |
| 1993 | 142 |
| 1994 | 251 |
| 1995 | 238 |
| 1996 | 277 |
| 1997 | 343 |
| 1998 | 200 |
| 1999 | 260 |
| 2000 | 196 |
| 2001 | 228 |
| 2002 | 280 |
| 2003 | 261 |
| 2004 | 235 |
| 2005 | 168 |
| 2006 | 143 |
| 2007 | 93 |
| 2008 | 86 |
| 2009 | 83 |
| 2010 | 91 |
| 2011 | 103 |
| 2012 | 78 |
| 2013 | 99 |
| 2014 | 134 |
| 2015 | 125 |
| 2016 | 97 |
| 2017 | 58 |
| 2018 | 48 |
| 2019 | 56 |
| 2020 | 51 |
| 2021 | 37 |
| 2022 | 59 |
| 2023 | 26 |
| 2024 | 9 |