| 年份 | 贸易额(占国民生产总值比例) |
|---|---|
| 2022 | — |
| 2021 | 50.415737049607 |
| 2020 | 49.010707365029 |
| 2019 | 62.601323045737 |
| 2018 | 67.841504668148 |
| 2017 | 65.343401508266 |
| 2016 | 60.834698484748 |
| 2015 | 61.220378835555 |
| 2014 | 61.969432212036 |
| 2013 | 56.367581791121 |
| 2012 | 52.651714080711 |
| 2011 | 56.483092596397 |
| 2010 | 57.874894509903 |