| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 76 | 千吨 | 2026-9 |
| 2025 | 75 | 千吨 | 2026-9 |
| 2024 | 65 | 千吨 | 2026-9 |
| 2023 | 62 | 千吨 | 2026-9 |
| 2022 | 79 | 千吨 | 2026-9 |
| 2021 | 73 | 千吨 | 2026-9 |
| 2020 | 73 | 千吨 | 2026-9 |
| 2019 | 75 | 千吨 | 2026-9 |
| 2018 | 79 | 千吨 | 2026-9 |
| 2017 | 69 | 千吨 | 2026-9 |
| 2016 | 59 | 千吨 | 2026-9 |
| 2015 | 64 | 千吨 | 2026-9 |
| 2014 | 46 | 千吨 | 2026-9 |
| 2013 | 40 | 千吨 | 2026-9 |
| 2012 | 36 | 千吨 | 2026-9 |
| 2011 | 38 | 千吨 | 2026-9 |
| 2010 | 39 | 千吨 | 2026-9 |
| 2009 | 44 | 千吨 | 2026-9 |
| 2008 | 39 | 千吨 | 2026-9 |
| 2007 | 33 | 千吨 | 2026-9 |
| 2006 | 27 | 千吨 | 2026-9 |
| 2005 | 29 | 千吨 | 2026-9 |
| 2004 | 27 | 千吨 | 2026-9 |
| 2003 | 24 | 千吨 | 2026-9 |
| 2002 | 25 | 千吨 | 2026-9 |
| 2001 | 24 | 千吨 | 2026-9 |
| 2000 | 54 | 千吨 | 2026-9 |
| 1999 | 56 | 千吨 | 2026-9 |
| 1998 | 68 | 千吨 | 2026-9 |
| 1997 | 57 | 千吨 | 2026-9 |
| 1996 | 62 | 千吨 | 2026-9 |
| 1995 | 79 | 千吨 | 2026-9 |
| 1994 | 75 | 千吨 | 2026-9 |
| 1993 | 71 | 千吨 | 2026-9 |
| 1992 | 76 | 千吨 | 2026-9 |
| 1991 | 50 | 千吨 | 2026-9 |
| 1990 | 80 | 千吨 | 2026-9 |