In the year ended February 2, 2019, Macy's reported cost of goods sold (before shrinkage) of $15.2 billion; February 2, 2019 Inventory of $5,3 billion; and ending inventory for the previous year (February 3, 2018) of $5,2 billion. 

Required : 

If the cost of inventory purchases was $15.5 billion, what was the cost of shrinkage during the year ended February 2, 2019? (Enter your answer billions rounded to 1 decimal place.)