单位:万吨
                时间范围:1999 - 2023
                数据来源:湖南统计局
            | 序号 | 时间(年) | 数据(万吨) | 
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | 1.87 | 
| 7 | 2017 | 1.59 | 
| 8 | 2016 | 2.17 | 
| 9 | 2015 | 1.30 | 
| 10 | 2010 | 2.18 | 
| 11 | 2009 | 1.24 | 
| 12 | 2008 | 1.41 | 
| 13 | 2007 | 1.16 | 
| 14 | 2006 | 1.06 | 
| 15 | 2005 | 0.63 | 
| 16 | 2004 | 1.60 | 
| 17 | 2003 | 1.13 | 
| 18 | 2002 | 1.03 | 
| 19 | 2001 | 0.82 | 
| 20 | 2000 | 1.02 | 
| 21 | 1999 | 0.89 | 
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