| 年度 | 数值 | 单位 | 发布日期 |
| 2026 | 21658 | 千吨 | 2026-9 |
| 2025 | 21044 | 千吨 | 2026-9 |
| 2024 | 20643 | 千吨 | 2026-9 |
| 2023 | 20364 | 千吨 | 2026-9 |
| 2022 | 20132 | 千吨 | 2026-9 |
| 2021 | 20969 | 千吨 | 2026-9 |
| 2020 | 20992 | 千吨 | 2026-9 |
| 2019 | 20893 | 千吨 | 2026-9 |
| 2018 | 21120 | 千吨 | 2026-9 |
| 2017 | 20686 | 千吨 | 2026-9 |
| 2016 | 20505 | 千吨 | 2026-9 |
| 2015 | 20921 | 千吨 | 2026-9 |
| 2014 | 21253 | 千吨 | 2026-9 |
| 2013 | 19603 | 千吨 | 2026-9 |
| 2012 | 19998 | 千吨 | 2026-9 |
| 2011 | 18524 | 千吨 | 2026-9 |
| 2010 | 16702 | 千吨 | 2026-9 |
| 2009 | 16559 | 千吨 | 2026-9 |
| 2008 | 15090 | 千吨 | 2026-9 |
| 2007 | 15432 | 千吨 | 2026-9 |
| 2006 | 14867 | 千吨 | 2026-9 |
| 2005 | 14256 | 千吨 | 2026-9 |
| 2004 | 14164 | 千吨 | 2026-9 |
| 2003 | 14416 | 千吨 | 2026-9 |
| 2002 | 13999 | 千吨 | 2026-9 |
| 2001 | 13047 | 千吨 | 2026-9 |
| 2000 | 12465 | 千吨 | 2026-9 |
| 1999 | 10250 | 千吨 | 2026-9 |
| 1998 | 10774 | 千吨 | 2026-9 |
| 1997 | 10650 | 千吨 | 2026-9 |
| 1996 | 9564 | 千吨 | 2026-9 |
| 1995 | 8844 | 千吨 | 2026-9 |
| 1994 | 8878 | 千吨 | 2026-9 |
| 1993 | 7899 | 千吨 | 2026-9 |
| 1992 | 7756 | 千吨 | 2026-9 |
| 1991 | 7304 | 千吨 | 2026-9 |
| 1990 | 7108 | 千吨 | 2026-9 |
| 1989 | 6750 | 千吨 | 2026-9 |
| 1988 | 7300 | 千吨 | 2026-9 |
| 1987 | 6576 | 千吨 | 2026-9 |
| 1986 | 7545 | 千吨 | 2026-9 |
| 1985 | 7174 | 千吨 | 2026-9 |
| 1984 | 6934 | 千吨 | 2026-9 |
| 1983 | 6267 | 千吨 | 2026-9 |
| 1982 | 6139 | 千吨 | 2026-9 |
| 1981 | 6044 | 千吨 | 2026-9 |
| 1980 | 6175 | 千吨 | 2026-9 |
| 1979 | 5824 | 千吨 | 2026-9 |
| 1978 | 5395 | 千吨 | 2026-9 |
| 1977 | 5948 | 千吨 | 2026-9 |
| 1976 | 5687 | 千吨 | 2026-9 |
| 1975 | 5093 | 千吨 | 2026-9 |
| 1974 | 4738 | 千吨 | 2026-9 |
| 1973 | 5263 | 千吨 | 2026-9 |
| 1972 | 5504 | 千吨 | 2026-9 |
| 1971 | 5240 | 千吨 | 2026-9 |
| 1970 | 5287 | 千吨 | 2026-9 |
| 1969 | 5781 | 千吨 | 2026-9 |
| 1968 | 5523 | 千吨 | 2026-9 |
| 1967 | 5599 | 千吨 | 2026-9 |
| 1966 | 5509 | 千吨 | 2026-9 |
| 1965 | 5335 | 千吨 | 2026-9 |
| 1964 | 5111 | 千吨 | 2026-9 |