Amount of exports

This indicator is calculated by averaging imports and exports (imports + exports/2) and dividing it by GDP. The whole is multiplied by 100 to express it as a percentage of GDP.该指标的计算方式为：先求取进出口额的算术平均值（即进口额与出口额之和除以二），再将该平均值除以国内生产总值（GDP），随后将整体结果乘以100，以表示为占GDP的百分比。