Manufacturing and trade inventories rose 0.1 percent to an end of the month total of $1.623 trillion, while sales rose 0.3 percent to a seasonally adjusted $1.274 trillion.
Inventories rose 5.1 from December 2011, while sales rose 3.6 percent over the past 12 months.
The total business inventories/sales ratio based on seasonally adjusted data at the end of December was 1.27, up from the ratio of 1.26 in December 2011.
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