| 年份 | 贸易额(占国民生产总值比例) |
|---|---|
| 2022 | — |
| 2021 | 45.290265741607 |
| 2020 | 37.805353578751 |
| 2019 | 39.962527933959 |
| 2018 | 43.616969332389 |
| 2017 | 40.74249695452 |
| 2016 | 40.082485713276 |
| 2015 | 41.922913865865 |
| 2014 | 48.922185747049 |
| 2013 | 53.844131946681 |
| 2012 | 55.793721717439 |
| 2011 | 55.623880013512 |
| 2010 | 49.255206497481 |