分面浏览：发表日期 |
| 当前检索式 | ((ALL：平均周期)) |
| 限定条件 | 无 |
| 2024 2 | 2023 8 | 2022 16 |
| 2021 36 | 2020 47 | 2019 65 |
| 2018 83 | 2017 79 | 2016 107 |
| 2015 131 | 2014 99 | 2013 101 |
| 2012 131 | 2011 93 | 2010 150 |
| 2009 88 | 2008 105 | 2007 112 |
| 2006 68 | 2005 60 | 2004 40 |
| 2003 42 | 2002 34 | 2001 30 |
| 2000 23 | 1999 38 | 1998 18 |
| 1997 10 | 1996 17 | 1995 12 |
| 1994 29 | 1993 10 | 1992 11 |
| 1991 10 | 1990 11 | 1989 17 |
| 1988 8 | 1987 5 | 1986 4 |
| 1985 3 | 1984 3 | 1983 1 |
| 1982 1 | 1981 5 | 1980 2 |
| 1979 2 | 1978 1 | 1976 1 |
| 1973 2 | 1965 3 | 1964 2 |
| 1963 1 | 1962 1 | 1959 2 |
| 1956 1 | 1955 2 | 1954 1 |
