查询结果如下：   

年份	分类	数值（十亿美元）
2005	Change in private inventories	59.60
2006	Change in private inventories	67.00
2007	Change in private inventories	34.50
2008	Change in private inventories	-32.00
2009	Change in private inventories	-147.60
2010	Change in private inventories	61.50
2011	Change in private inventories	41.80
2012	Change in private inventories	61.80
2013	Change in private inventories	92.40
2014	Change in private inventories	65.40
2015	Change in private inventories	93.40
2016	Change in private inventories	20.90