| 序号 | 时间 (年) |
数据 (亿米) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2020 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 33.71 |
| 8 | 2014 | 32.64 |
| 9 | 2013 | 27.54 |
| 10 | 2012 | 27.98 |
| 11 | 2011 | 27.27 |
| 12 | 2010 | 31.10 |
| 13 | 2009 | 27.99 |
| 14 | 2008 | 25.85 |
| 15 | 2007 | 25.29 |
| 16 | 2006 | 22.57 |
| 17 | 2005 | 17.58 |
| 18 | 2004 | 13.60 |
| 19 | 2003 | 10.79 |
| 20 | 2002 | 11.46 |
| 21 | 2001 | 10.15 |
| 22 | 2000 | 10.80 |
| 23 | 1999 | 11.10 |
| 24 | 1998 | 10.89 |
| 25 | 1997 | 14.70 |
| 26 | 1995 | 14.44 |
| 27 | 1990 | 6.83 |
| 28 | 1985 | 4.23 |
| 29 | 1980 | 3.53 |
| 30 | 1978 | 2.71 |
