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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1972 | 12 |
| 1973 | 82 |
| 1974 | 16 |
| 1975 | 85 |
| 1976 | 83 |
| 1977 | 81 |
| 1978 | 89 |
| 1979 | 74 |
| 1980 | 53 |
| 1981 | 56 |
| 1982 | 74 |
| 1983 | 63 |
| 1984 | 76 |
| 1985 | 75 |
| 1986 | 72 |
| 1987 | 75 |
| 1988 | 72 |
| 1989 | 81 |
| 1990 | 69 |
| 1991 | 84 |
| 1992 | 88 |
| 1993 | 86 |
| 1994 | 83 |
| 1995 | 77 |
| 1996 | 81 |
| 1997 | 96 |
| 1998 | 94 |
| 1999 | 102 |
| 2000 | 101 |
| 2001 | 97 |
| 2002 | 90 |
| 2003 | 97 |
| 2004 | 100 |
| 2005 | 113 |
| 2006 | 114 |
| 2007 | 108 |
| 2008 | 120 |
| 2009 | 120 |
| 2010 | 129 |
| 2011 | 112 |
| 2012 | 162 |
| 2013 | 160 |
| 2014 | 144 |
| 2015 | 140 |
| 2016 | 109 |
| 2017 | 108 |
| 2018 | 106 |
| 2019 | 106 |
| 2020 | 106 |
| 2021 | 110 |
| 2022 | 100 |
| 2023 | 102 |
| 2024 | 33 |