| 年份 | 贸易额(占国民生产总值比例) |
|---|---|
| 2022 | — |
| 2021 | 83.615271621867 |
| 2020 | 76.900353710896 |
| 2019 | 77.897346950567 |
| 2018 | 80.559384228778 |
| 2017 | 77.115744504443 |
| 2016 | 76.062209137811 |
| 2015 | 71.089090113461 |
| 2014 | 64.925357901862 |
| 2013 | 63.764876610826 |
| 2012 | 65.767245823391 |
| 2011 | 63.469677920752 |
| 2010 | 60.760318469993 |