The volume of trade has grown by 232 times during the 40 year period.

“四十年间贸易增量增长了232倍。”

The volume of trade among Ningbo and Central and Eastern European countries hit nearly 3 billion dollars last year, up 23 percent year on year.

去年，宁波市与中东欧国家贸易额近30亿美元，同比增长23%。

While the global economy has been expanding at a bit over 3% a year, the volume of trade has been rising at a compound annual rate of about twice that.

全球经济增长速度是每年 3%多一点，但贸易量的年复合增长率却约是它的 2 倍。