分面浏览：发表日期 |
| 当前检索式 | ((ALL：NATURAL DIRECT)) |
| 限定条件 | 无 |
| 2024 34 | 2023 81 | 2022 201 |
| 2021 340 | 2020 378 | 2019 471 |
| 2018 471 | 2017 477 | 2016 439 |
| 2015 242 | 2014 266 | 2013 207 |
| 2012 211 | 2011 195 | 2010 225 |
| 2009 163 | 2008 98 | 2007 47 |
| 2006 35 | 2005 39 | 2004 18 |
| 2003 18 | 2002 12 | 2001 7 |
| 2000 8 | 1999 3 | 1998 4 |
| 1997 6 | 1996 3 | 1995 5 |
| 1994 3 | 1993 2 | 1992 1 |
| 1989 1 | 1988 1 | 1985 2 |
