Mining prices declined 1% on the month in March, while prices in the energy sector were down 0.4%.
In annual terms, industrial prices rose 5.8% in March, boosted by higher prices in all sectors.
Prices in the utilities sector increased 29.2% in March from the year-earlier month, while manufacturing and energy prices rose by 5.8% and 4.8% on the year, respectively. Mining prices were up 3.2% in March compared with the same month of 2011.