Year | United States | China |
2010 | 2.60% | 10.60% |
2011 | 1.60% | 9.50% |
2012 | 2.20% | 7.90% |
2013 | 1.80% | 7.80% |
2014 | 2.50% | 7.30% |
2015 | 2.90% | 6.90% |
2016 | 1.60% | 6.70% |
2017 | 2.20% | 6.80% |
2018 | 2.90% | 6.60% |