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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 56 |
| 1972 | 50 |
| 1973 | 62 |
| 1974 | 61 |
| 1975 | 65 |
| 1976 | 58 |
| 1977 | 58 |
| 1978 | 57 |
| 1979 | 66 |
| 1980 | 59 |
| 1981 | 69 |
| 1982 | 66 |
| 1983 | 68 |
| 1984 | 72 |
| 1985 | 88 |
| 1986 | 98 |
| 1987 | 96 |
| 1988 | 94 |
| 1989 | 106 |
| 1990 | 115 |
| 1991 | 119 |
| 1992 | 153 |
| 1993 | 145 |
| 1994 | 154 |
| 1995 | 132 |
| 1996 | 106 |
| 1997 | 105 |
| 1998 | 103 |
| 1999 | 108 |
| 2000 | 106 |
| 2001 | 104 |
| 2002 | 103 |
| 2003 | 100 |
| 2004 | 101 |
| 2005 | 101 |
| 2006 | 99 |
| 2007 | 96 |
| 2008 | 92 |
| 2009 | 109 |
| 2010 | 109 |
| 2011 | 109 |
| 2012 | 124 |
| 2013 | 131 |
| 2014 | 128 |
| 2015 | 136 |
| 2016 | 143 |
| 2017 | 131 |
| 2018 | 135 |
| 2019 | 131 |
| 2020 | 127 |
| 2021 | 135 |
| 2022 | 140 |
| 2023 | 134 |
| 2024 | 67 |