2011年北美轮胎出货量呈现先上升后下降,然后趋于平稳态势,冬季轮胎库存量走势也是如此。发生在日本的地震和海啸不但造成轮胎生产减产,同时也导致汽车零部件短缺。2011年10月,泰国受到洪水灾害的冲击,进而影响到轮胎出口,但其出口到美国的乘用轮胎出口量同比增长 North American tire shipments in 2011 showed the first increase and then decline, and then stabilized, the trend of winter tire inventory as well. The earthquake and tsunami that took place in Japan not only caused a decrease in tire production, but also led to a shortage of auto parts. In October 2011, Thailand suffered the impact of flood disasters, which in turn affected the export of tires. However, its exports of passenger tires to the United States increased year-on-year