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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 1 |
| 1974 | 12 |
| 1975 | 65 |
| 1976 | 128 |
| 1977 | 93 |
| 1978 | 114 |
| 1979 | 90 |
| 1980 | 62 |
| 1981 | 60 |
| 1982 | 82 |
| 1983 | 97 |
| 1984 | 65 |
| 1985 | 62 |
| 1986 | 77 |
| 1987 | 73 |
| 1988 | 56 |
| 1989 | 105 |
| 1990 | 94 |
| 1991 | 94 |
| 1992 | 73 |
| 1993 | 100 |
| 1994 | 82 |
| 1995 | 89 |
| 1996 | 74 |
| 1997 | 98 |
| 1998 | 97 |
| 1999 | 109 |
| 2000 | 99 |
| 2001 | 128 |
| 2002 | 126 |
| 2003 | 156 |
| 2004 | 148 |
| 2005 | 160 |
| 2006 | 146 |
| 2007 | 125 |
| 2008 | 149 |
| 2009 | 156 |
| 2010 | 149 |
| 2011 | 133 |
| 2012 | 143 |
| 2013 | 154 |
| 2014 | 175 |
| 2015 | 176 |
| 2016 | 172 |
| 2017 | 138 |
| 2018 | 163 |
| 2019 | 152 |
| 2020 | 381 |
| 2021 | 286 |
| 2022 | 58 |
| 2023 | 32 |
| 2024 | 19 |