| 年份 | 贸易额(占国民生产总值比例) |
|---|---|
| 2022 | — |
| 2021 | 60.839667795607 |
| 2020 | 56.863822886176 |
| 2019 | 64.141473190203 |
| 2018 | 64.437952596913 |
| 2017 | 62.961847293407 |
| 2016 | 61.10014238211 |
| 2015 | 61.751693934586 |
| 2014 | 60.47879651962 |
| 2013 | 59.764055074913 |
| 2012 | 59.702059168787 |
| 2011 | 58.7905764224 |
| 2010 | 54.867791081893 |