The CPI-U declined 0.4 percent in December on a seasonally adjusted basis. The gasoline index continued to fall sharply, declining 9.4 percent and leading to the decrease in the all items index. The fuel oil index also fell sharply, and the energy index posted its largest one-month decline since December 2008. The food index rose 0.3 percent. The index for all items less food and energy was unchanged. The all items index increased 0.8 percent over the last 12 months.
The official BLS press release can be found at: www.bls.gov/news.release/pdf/cpi.pdf