| 年度 | 数值 | 单位 | 发布日期 |
|---|---|---|---|
| 2026 | 50 | 千吨 | 2026-9 |
| 2025 | 49 | 千吨 | 2026-9 |
| 2024 | 45 | 千吨 | 2026-9 |
| 2023 | 45 | 千吨 | 2026-9 |
| 2022 | 45 | 千吨 | 2026-9 |
| 2021 | 43 | 千吨 | 2026-9 |
| 2020 | 51 | 千吨 | 2026-9 |
| 2019 | 49 | 千吨 | 2026-9 |
| 2018 | 37 | 千吨 | 2026-9 |
| 2017 | 47 | 千吨 | 2026-9 |
| 2016 | 41 | 千吨 | 2026-9 |
| 2015 | 44 | 千吨 | 2026-9 |
| 2014 | 53 | 千吨 | 2026-9 |
| 2013 | 49 | 千吨 | 2026-9 |
| 2012 | 59 | 千吨 | 2026-9 |
| 2011 | 59 | 千吨 | 2026-9 |
| 2010 | 54 | 千吨 | 2026-9 |
| 2009 | 51 | 千吨 | 2026-9 |
| 2008 | 47 | 千吨 | 2026-9 |
| 2007 | 40 | 千吨 | 2026-9 |
| 2006 | 43 | 千吨 | 2026-9 |
| 1994 | 65 | 千吨 | 2026-9 |
| 1993 | 55 | 千吨 | 2026-9 |
| 1992 | 55 | 千吨 | 2026-9 |
| 1991 | 59 | 千吨 | 2026-9 |
| 1990 | 84 | 千吨 | 2026-9 |
| 1989 | 82 | 千吨 | 2026-9 |
| 1988 | 90 | 千吨 | 2026-9 |