分面浏览：发表日期 |
| 当前检索式 | ((ALL：改进措施)) |
| 限定条件 | 无 |
| 2023 4 | 2022 12 | 2021 15 |
| 2020 19 | 2019 57 | 2018 117 |
| 2017 128 | 2016 173 | 2015 146 |
| 2014 161 | 2013 120 | 2012 181 |
| 2011 84 | 2010 172 | 2009 95 |
| 2008 93 | 2007 89 | 2006 81 |
| 2005 50 | 2004 46 | 2003 35 |
| 2002 34 | 2001 32 | 2000 30 |
| 1999 14 | 1998 14 | 1997 9 |
| 1996 16 | 1995 5 | 1994 6 |
| 1993 1 | 1992 16 | 1991 8 |
| 1990 8 | 1989 6 | 1988 2 |
| 1987 10 | 1986 4 | 1985 2 |
| 1984 6 | 1983 4 | 1982 1 |
| 1981 1 | 1979 1 | 1967 1 |
| 1960 2 | 1959 2 |
