"Figure 4: Input PPI, contribution to 1-month and 12-month growth rate, UK, December 2018 ","" "","" "","" "Notes","1. Contributions to the rate may not add up to the rate exactly due to rounding. " "Unit","Percentage points" "","" "Product group","1-month","12-months" "Fuel including Climate Change Levy","0.13","0.89" "Crude oil","-1.69","0.07" "Home food materials","0.11","0.50" "Imported food materials","0.07","0.12" "Other home-produced materials","0.00","0.18" "Imported metals","0.08","0.41" "Imported chemicals","0.07","0.51" "Imported parts and equipment","0.15","0.54" "Other imported materials","0.08","0.49"