;1st quarter 2019;2nd quarter 2019;3rd quarter 2019;Change in per cent;Change in per cent;Change in per cent; 1st quarter 2019 / 4th quarter 2018;2nd quarter 2019 / 1st quarter 2019;3rd quarter 2019 / 2nd quarter 2019; Extraction, pipeline, mining, manuf. and elec;196.7;206.0;217.3;-1.1;4.7;5.5; Extraction and pipeline transport;184.0;192.7;198.6;-0.1;4.7;3.1; Manufacturing, mining and quarrying;161.8;166.5;188.7;17.9;2.9;13.3; Mining and quarrying;266.0;175.5;239.5;72.7;-34.0;36.5; Manufacturing;158.2;166.2;186.5;16.3;5.1;12.2; Electricity, gas and steam;433.4;442.1;474.6;-9.5;2.0;7.4;