分面浏览：发表日期 |
| 当前检索式 | ((ALL：penetration)) |
| 限定条件 | 无 |
| 2024 8 | 2023 25 | 2022 59 |
| 2021 115 | 2020 116 | 2019 282 |
| 2018 370 | 2017 311 | 2016 305 |
| 2015 270 | 2014 232 | 2013 178 |
| 2012 206 | 2011 152 | 2010 317 |
| 2009 118 | 2008 136 | 2007 83 |
| 2006 67 | 2005 74 | 2004 42 |
| 2003 52 | 2002 29 | 2001 35 |
| 2000 24 | 1999 37 | 1998 22 |
| 1997 14 | 1996 22 | 1995 13 |
| 1994 4 | 1993 11 | 1992 8 |
| 1991 4 | 1990 2 | 1989 4 |
| 1988 3 | 1987 2 | 1986 1 |
| 1985 5 | 1982 1 | 1981 2 |
| 1980 1 | 1978 1 | 1973 1 |
| 1970 1 | 1936 1 |
