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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 1 |
| 1977 | 2 |
| 1978 | 5 |
| 1979 | 12 |
| 1980 | 7 |
| 1981 | 12 |
| 1982 | 13 |
| 1983 | 11 |
| 1984 | 19 |
| 1985 | 27 |
| 1986 | 31 |
| 1987 | 35 |
| 1988 | 40 |
| 1989 | 45 |
| 1990 | 71 |
| 1991 | 88 |
| 1992 | 87 |
| 1993 | 102 |
| 1994 | 124 |
| 1995 | 112 |
| 1996 | 94 |
| 1997 | 115 |
| 1998 | 121 |
| 1999 | 131 |
| 2000 | 125 |
| 2001 | 106 |
| 2002 | 105 |
| 2003 | 88 |
| 2004 | 111 |
| 2005 | 98 |
| 2006 | 107 |
| 2007 | 95 |
| 2008 | 107 |
| 2009 | 81 |
| 2010 | 106 |
| 2011 | 110 |
| 2012 | 122 |
| 2013 | 123 |
| 2014 | 91 |
| 2015 | 107 |
| 2016 | 112 |
| 2017 | 99 |
| 2018 | 104 |
| 2019 | 83 |
| 2020 | 70 |
| 2021 | 86 |
| 2022 | 132 |
| 2023 | 104 |
| 2024 | 79 |