| 年度 | 数值 | 单位 | 发布日期 |
| 2026 | 690 | 千吨 | 2026-9 |
| 2025 | 645 | 千吨 | 2026-9 |
| 2024 | 697 | 千吨 | 2026-9 |
| 2023 | 679 | 千吨 | 2026-9 |
| 2022 | 742 | 千吨 | 2026-9 |
| 2021 | 797 | 千吨 | 2026-9 |
| 2020 | 758 | 千吨 | 2026-9 |
| 2019 | 764 | 千吨 | 2026-9 |
| 2018 | 767 | 千吨 | 2026-9 |
| 2017 | 777 | 千吨 | 2026-9 |
| 2016 | 787 | 千吨 | 2026-9 |
| 2015 | 786 | 千吨 | 2026-9 |
| 2014 | 806 | 千吨 | 2026-9 |
| 2013 | 938 | 千吨 | 2026-9 |
| 2012 | 963 | 千吨 | 2026-9 |
| 2011 | 817 | 千吨 | 2026-9 |
| 2010 | 765 | 千吨 | 2026-9 |
| 2009 | 688 | 千吨 | 2026-9 |
| 2008 | 790 | 千吨 | 2026-9 |
| 2007 | 706 | 千吨 | 2026-9 |
| 2006 | 578 | 千吨 | 2026-9 |
| 2005 | 546 | 千吨 | 2026-9 |
| 2004 | 622 | 千吨 | 2026-9 |
| 2003 | 643 | 千吨 | 2026-9 |
| 2002 | 601 | 千吨 | 2026-9 |
| 2001 | 593 | 千吨 | 2026-9 |
| 2000 | 677 | 千吨 | 2026-9 |
| 1999 | 786 | 千吨 | 2026-9 |
| 1998 | 801 | 千吨 | 2026-9 |
| 1997 | 860 | 千吨 | 2026-9 |
| 1996 | 872 | 千吨 | 2026-9 |
| 1995 | 872 | 千吨 | 2026-9 |
| 1994 | 990 | 千吨 | 2026-9 |
| 1993 | 1098 | 千吨 | 2026-9 |
| 1992 | 1280 | 千吨 | 2026-9 |
| 1991 | 1536 | 千吨 | 2026-9 |
| 1990 | 1576 | 千吨 | 2026-9 |
| 1989 | 1595 | 千吨 | 2026-9 |
| 1988 | 1576 | 千吨 | 2026-9 |