| 序号 | 时间 (年) |
数据 (万吨) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 25.41 |
| 8 | 2016 | 27.21 |
| 9 | 2015 | 27.57 |
| 10 | 2014 | 28.24 |
| 11 | 2013 | 25.65 |
| 12 | 2012 | 28.95 |
| 13 | 2011 | 27.15 |
| 14 | 2010 | 24.98 |
| 15 | 2009 | 22.91 |
| 16 | 2008 | 22.03 |
| 17 | 2007 | 22.32 |
| 18 | 2006 | 21.10 |
| 19 | 2005 | 21.49 |
| 20 | 2004 | 22.33 |
| 21 | 2003 | 21.80 |
| 22 | 2002 | 21.68 |
| 23 | 2001 | 23.89 |
| 24 | 2000 | 20.23 |
| 25 | 1999 | 29.46 |
| 26 | 1998 | 33.41 |
| 27 | 1997 | 35.24 |
| 28 | 1996 | 33.36 |
| 29 | 1995 | 29.92 |
| 30 | 1994 | 33.59 |
| 31 | 1993 | 32.69 |
| 32 | 1992 | 31.41 |
| 33 | 1991 | 29.41 |
| 34 | 1990 | 29.51 |
| 35 | 1989 | 29.24 |
| 36 | 1988 | 27.10 |
| 37 | 1987 | 27.72 |
| 38 | 1986 | 28.26 |
| 39 | 1985 | 28.96 |
| 40 | 1980 | 31.67 |
| 41 | 1978 | 28.77 |
