Here some data for an economy. Find this GDP and show calculations:

Consumption expenditure = $600.00
Exports = 75.00
Government purchases of goods = 200.00
Construction of new homes and apartments =100.00
Sales and existing homes = 200
Imports = 50.00
Beginning of year inventory= 100
End of year inventory= -50.00
Business fixed investment = 100
Government payments to retirees = 100
Household purchases of durable goods =150