Total import volume rose by 189% from $13.7 billion in 2000 to $39.7 billion in 2005 and $55.189 billion in 2009. Iran's major commercial partners are China, India, South Korea, Germany, Japan, France, Russia and Italy. From 1950 until 1978, the United States was Iran's foremost economic and military partner, playing a major role in infrastructure and industry modernization. It is reported that around 80% of machinery and equipment in Iran is of German origin. In July 2018, France, Germany and UK agreed to continue trade with Iran without using Dollar as a medium of exchange. In March 2018, Iran had banned Dollar in trade.