| 合资经营 | 合作经营 | 独资经营 | 外商投资股份制 |
2010 | 1.7391 | 0.3922 | 30.7925 | 1.5689 |
2011 | 21.2503 | 0.2648 | 43.0223 | 1.7513 |
2012 | 26.9883 | 0.1971 | 56.9825 | 2.2132 |
2013 | 32.772 | 0.4414 | 70.8629 | 2.8009 |
2014 | 42.8324 | 0.4407 | 77.1762 | 2.9485 |
2015 | 43.3218 | 0.7181 | 86.4674 | 5.6871 |
2016 | 49.2113 | 0.5169 | 97.07 | 0.873 |
2017 | 50.9571 | 0.7074 | 101.9302 | 5.3404 |
2018 | 52.9434 | 1.8489 | 107.6193 | 7.6044 |
2019 | 58.762 | 1.4231 | 114.5727 | 4.6096 |
2020 | 61.8183 | 0.1749 | 119.8717 | 1.1893 |