Find the value of the tracking signal at the end of month six based on the actual demand and forecast given in the following table.
Month 1 2 3 4 5 6 7
Actual Demand 715 675 640 587 702 760 740
Forecast 700 645 660 648 655 718
Close to 1.46
Close to 1.48
Close to 1.50
Close to 35
Close to 53