| 年份 | 规模以上工业企业单位数(个) |
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2020 | |
| 2019 | |
| 2019 | |
| 2018 | |
| 2018 | 5 |
| 2017 | |
| 2017 | 5 |
| 2016 | |
| 2016 | 4 |
| 2015 | |
| 2015 | 6 |
| 2014 | |
| 2014 | 6 |
| 2013 | |
| 2013 | 9 |
| 2012 | 9 |
| 2012 | 9 |
| 2011 | 19 |
| 2011 | 19 |
| 2010 | |
| 2010 | 21 |
| 2009 | |
| 2009 | 21 |
| 2008 | |
| 2008 | 11 |
| 2007 | |
| 2007 | 10 |
| 2006 | |
| 2006 | 6 |
| 2005 | |
| 2005 | 6 |
| 2004 | |
| 2004 | 7 |
| 2003 | |
| 2003 | 3 |
| 2002 | |
| 2002 | 3 |
| 2001 | |
| 2001 | |
| 2000 | |
| 2000 | |
| 1999 |
