The Economist World in 2013 is forecasting that China will have 8.6% GDP growth and 5.0% inflation in 2013. They project nominal GDP to be US$9.23 trillion.
China (including Hong Kong and Macau) would have a GDP of US$9.68 trillion.
China finished 2011 with a GDP of US$7.31 trillion (47.2 trillion yuan)
In 2012, GDP growth is about 7.7% and inflation has been about 2%.
The currency has appreciated about 3.8%.
China should end 2012 with about US$8.34 trillion GDP.
China would have 56% of the GDP of the US at the end of 2013. (up from 48% in 2011_.
China (including Hong Kong and Macau) would be 59% of the US economy at the end of 2013 (up from 50% in 2011).