Economics homework help

Question #1: The Data of Macroeconomics: GDP (a) Obtain data for the following variables for the United States in 2009. 1. Gross Domestic Product (Y) 2. Consumption (C) 3. Investment (I) 4. Government Spending (G) 5. Exports (EX) 6. Imports (IM) (b) Confirm that Y = C + I + G + (EX – IM) (c) What share of GDP is composed of consumption? What share of GDP is composed of investment? What share of GDP is composed of government spending?