Industrial Classification;Index change in per cent;Index change in per cent;Index;Weights; December 2017 - January 2018;January 2017 - January 2018; Extraction, mining, manufacturing and electricity;3.1;10.4;249.1;1000.0; ;;;;; Extraction and related services;6.9;18.1;339.8;359.9; Mining and quarrying;-0.2;2.4;195.7;8.7; Manufacturing;0.9;5.7;175.4;574.7; Food products;1.2;2.5;182.8;128.7; Refined petroleum products;0.4;16.1;238.6;82.6; Basic metals;0.5;17.5;224.5;54.2; Machinery and equipment;0.1;-0.4;160.4;37.0; Electricity, gas and steam;2.5;12.3;311.3;51.4; Water supply;0.0;9.3;213.7;5.4;