| 年份 | 贸易额(占国民生产总值比例) |
|---|---|
| 2022 | — |
| 2021 | 68.381776570587 |
| 2020 | 60.143167777143 |
| 2019 | 66.873890517401 |
| 2018 | 67.574940254631 |
| 2017 | 66.657060865795 |
| 2016 | 63.739882629529 |
| 2015 | 64.183205143902 |
| 2014 | 63.838261954198 |
| 2013 | 61.97631571986 |
| 2012 | 60.845074793619 |
| 2011 | 58.793171035278 |
| 2010 | 52.928240557318 |