The document contains monthly data points for variables N(Y) and E(X) from 2006 to 2010. N(Y) ranges from 8,656,000 to 8,750,000 with most values around 8,650,000 to 8,700,000. E(X) ranges from 400,000 to 600,000 with most values between 532,000 and 535,500.