| 年份 | 出口_天然硫酸钡出口数量(万吨) |
|---|---|
| 1978 | - |
| 1979 | - |
| 1980 | - |
| 1981 | - |
| 1982 | - |
| 1983 | - |
| 1984 | - |
| 1985 | - |
| 1986 | - |
| 1987 | - |
| 1988 | - |
| 1989 | - |
| 1990 | - |
| 1991 | - |
| 1992 | - |
| 1993 | - |
| 1994 | 117.00 |
| 1995 | 120.00 |
| 1996 | 186.00 |
| 1997 | 293.00 |
| 1998 | 177.00 |
| 1999 | 129.00 |
| 2000 | 252.00 |
| 2001 | 259.00 |
| 2002 | 171.00 |
| 2003 | 217.00 |
| 2004 | 239.00 |
| 2005 | 308.00 |
| 2006 | 359.00 |
| 2007 | 311.00 |
| 2008 | 384.00 |
| 2009 | 177.00 |
| 2010 | 257.00 |
| 2011 | 289.00 |
| 2012 | 295.00 |
| 2013 | 206.00 |
| 2014 | 267.30 |
| 2015 | 207.17 |
| 2016 | 160.00 |
| 2017 | 202.00 |
| 2018 | 121.00 |
| 2019 | 112.61 |
| 2020 | - |
| 2021 | - |
| 2022 | - |
| 2023 | - |
| 2024 | - |
| 2025 | - |