| 年度 | 数值 | 单位 | 发布日期 |
|---|---|---|---|
| 2023 | 62 | 千吨 | 2026-9 |
| 2022 | 70 | 千吨 | 2026-9 |
| 2021 | 75 | 千吨 | 2026-9 |
| 2020 | 54 | 千吨 | 2026-9 |
| 2019 | 56 | 千吨 | 2026-9 |
| 2018 | 57 | 千吨 | 2026-9 |
| 2017 | 55 | 千吨 | 2026-9 |
| 2016 | 63 | 千吨 | 2026-9 |
| 2015 | 79 | 千吨 | 2026-9 |
| 2014 | 77 | 千吨 | 2026-9 |
| 2013 | 57 | 千吨 | 2026-9 |
| 2012 | 44 | 千吨 | 2026-9 |
| 2011 | 27 | 千吨 | 2026-9 |
| 2010 | 30 | 千吨 | 2026-9 |
| 2009 | 31 | 千吨 | 2026-9 |
| 2008 | 43 | 千吨 | 2026-9 |
| 2007 | 25 | 千吨 | 2026-9 |
| 2006 | 14 | 千吨 | 2026-9 |
| 2005 | 12 | 千吨 | 2026-9 |
| 2004 | 12 | 千吨 | 2026-9 |
| 2003 | 4 | 千吨 | 2026-9 |
| 2002 | 2 | 千吨 | 2026-9 |
| 2001 | 1 | 千吨 | 2026-9 |
| 2000 | 0 | 千吨 | 2026-9 |
| 1999 | 2 | 千吨 | 2026-9 |