| 年份 | 贸易额(占国民生产总值比例) |
|---|---|
| 2022 | — |
| 2021 | 88.742777816339 |
| 2020 | 80.39830505986 |
| 2019 | 87.686409885813 |
| 2018 | 88.519871042505 |
| 2017 | 87.237202953023 |
| 2016 | 84.769645967449 |
| 2015 | 86.246224613209 |
| 2014 | 84.620093392498 |
| 2013 | 85.078876696249 |
| 2012 | 86.514054879048 |
| 2011 | 85.206121267022 |
| 2010 | 79.868624239588 |