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CountryMetricValueUnitsMeasure of PowerSource

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ChinaCurrent account balance272.5$ billionFinancialhttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2187rank.html

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AmericaCurrent account balance-561$ billionFinancialhttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2187rank.html

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ChinaPopulation1330millions of peoplePopulationhttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2119rank.html

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AmericaPopulation310millions of peoplePopulationhttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2119rank.html

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ChinaEmissions7.7billion tonnesPollutionhttp://unstats.un.org/unsd/environment/air_greenhouse_emissions.htm

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AmericaEmissions5.4billion tonnesPollutionhttp://unstats.un.org/unsd/environment/air_greenhouse_emissions.htm

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ChinaActive armed forces2.2million military personnelMilitary http://www.iiss.org/

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AmericaActive armed forces1.6million military personnelMilitary http://www.iiss.org/

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ChinaExports1506$ billionTradehttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2078rank.html

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AmericaExports1270$ billionTradehttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2078rank.html

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ChinaMarket capitalisation15$ trillionStockhttp://www.world-exchanges.org/statistics/ytd-monthly

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AmericaMarket capitalisation3.6$ trillionStockhttp://www.world-exchanges.org/statistics/ytd-monthly

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ChinaPerformance in Olympics51Gold medals in 2008 OlympicsSporthttp://www.olympic.org/medallists-results

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AmericaPerformance in Olympics36Gold medals in 2008 OlympicsSporthttp://www.olympic.org/medallists-results

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ChinaReading ability556OECD reading score in schoolsEducationhttp://www.guardian.co.uk/news/datablog/2010/dec/07/world-education-rankings-maths-science-reading

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AmericaReading ability500OECD reading score in schoolsEducationhttp://www.guardian.co.uk/news/datablog/2010/dec/07/world-education-rankings-maths-science-reading

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ChinaDiplomacy251number of embasies, consulates and missionshttp://www.guardian.co.uk/news/datablog/2010/nov/29/wikileaks-cables-data

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AmericaDiplomacy289number of embasies, consulates and missionshttp://www.guardian.co.uk/news/datablog/2010/nov/29/wikileaks-cables-data

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ChinaUnemployment4.3% of working populationUnemploymenthttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2129rank.html

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AmericaUnemployment9.4% of working populationUnemploymenthttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2129rank.html

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ChinaEconomic growth9.6GDP growth for % on previous yearEconomyhttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2003rank.html

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AmericaEconomic growth2.6GDP growth for % on previous yearEconomyhttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2003rank.html

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ChinaEconomic growth374436$ GDP per capitaEconomyhttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2004rank.html

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AmericaEconomic growth459891.18$ GDP per capitaEconomyhttps://www.cia.gov/library/publications/the-world-factbook/rankorder/2004rank.html