Prices charged by manufacturers in Canada, as measured by the Industrial Product Price Index (IPPI), were up  ; 1.4% in December from the month before thanks to a significant increase in prices for petroleum and coal products, primary metal products, and motor vehicles. Higher prices were observed in the majority of product groups.   ; On a 12-month basis, the IPPI rose by  ; 3.6%, a higher rate of growth than the year-over-year increase recorded between September and November. The upward pressure came mainly from higher prices for primary metal products, pulp and paper products as well as fruit, vegetables and feed products.   ; The Raw Materials Price Index (RMPI) was up by  ; 5.2% from November to December, closing the year with two strong increases in a row. The increase was due to higher costs for mineral fuels, non-ferrous metals, animals and animal products, and vegetable products.