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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1976 | 1 |
| 1977 | 1 |
| 1978 | 4 |
| 1979 | 9 |
| 1980 | 9 |
| 1981 | 3 |
| 1982 | 5 |
| 1983 | 7 |
| 1984 | 5 |
| 1985 | 7 |
| 1986 | 14 |
| 1987 | 9 |
| 1988 | 11 |
| 1989 | 35 |
| 1990 | 47 |
| 1991 | 78 |
| 1992 | 121 |
| 1993 | 114 |
| 1994 | 60 |
| 1995 | 72 |
| 1996 | 58 |
| 1997 | 54 |
| 1998 | 73 |
| 1999 | 78 |
| 2000 | 85 |
| 2001 | 73 |
| 2002 | 74 |
| 2003 | 83 |
| 2004 | 63 |
| 2005 | 77 |
| 2006 | 84 |
| 2007 | 106 |
| 2008 | 109 |
| 2009 | 90 |
| 2010 | 132 |
| 2011 | 106 |
| 2012 | 147 |
| 2013 | 161 |
| 2014 | 127 |
| 2015 | 134 |
| 2016 | 124 |
| 2017 | 120 |
| 2018 | 110 |
| 2019 | 100 |
| 2020 | 103 |
| 2021 | 54 |
| 2022 | 17 |
| 2023 | 27 |
| 2024 | 74 |
| 2025 | 68 |