分面浏览：发表日期 |
| 当前检索式 | ((ALL：State-to-state approach)) |
| 限定条件 | 无 |
| 2024 27 | 2023 90 | 2022 175 |
| 2021 306 | 2020 372 | 2019 445 |
| 2018 496 | 2017 577 | 2016 804 |
| 2015 614 | 2014 559 | 2013 514 |
| 2012 393 | 2011 399 | 2010 619 |
| 2009 283 | 2008 274 | 2007 220 |
| 2006 161 | 2005 135 | 2004 130 |
| 2003 88 | 2002 79 | 2001 54 |
| 2000 31 | 1999 33 | 1998 36 |
| 1997 21 | 1996 10 | 1995 13 |
| 1994 22 | 1993 14 | 1992 5 |
| 1991 14 | 1990 4 | 1989 9 |
| 1988 1 | 1987 1 | 1986 2 |
| 1985 2 | 1983 1 |
