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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1978 | 1 |
| 1979 | 1 |
| 1980 | 21 |
| 1981 | 25 |
| 1982 | 6 |
| 1983 | 28 |
| 1984 | 14 |
| 1985 | 16 |
| 1986 | 17 |
| 1987 | 27 |
| 1988 | 24 |
| 1989 | 31 |
| 1990 | 39 |
| 1991 | 56 |
| 1992 | 47 |
| 1993 | 39 |
| 1994 | 61 |
| 1995 | 46 |
| 1996 | 55 |
| 1997 | 46 |
| 1998 | 66 |
| 1999 | 60 |
| 2000 | 71 |
| 2001 | 81 |
| 2002 | 78 |
| 2003 | 90 |
| 2004 | 95 |
| 2005 | 85 |
| 2006 | 103 |
| 2007 | 100 |
| 2008 | 96 |
| 2009 | 81 |
| 2010 | 72 |
| 2011 | 85 |
| 2012 | 120 |
| 2013 | 137 |
| 2014 | 114 |
| 2015 | 120 |
| 2016 | 117 |
| 2017 | 106 |
| 2018 | 105 |
| 2019 | 95 |
| 2020 | 109 |
| 2021 | 49 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 28 |
| 2025 | 45 |