;Seasonally adjusted;Seasonally adjusted;Calendar adjusted;Unadjusted; Monthly change;Three-month change;Twelve-month change;NOK million; March 2020 / February 2020;January 2020 - March 2020 / October 2019 - December 2019;March 2020 / March 2019;March 2020; Extraction, mining, manufacturing and elec;-5.3;-7.4;-10.6;133872; Extraction and related services;-19.8;-8.6;-23.6;42253; Mining and quarrying;14.7;4.8;18.2;1275; Manufacturing;2.8;-1.0;3.9;79104; Food, beverages and tobacco;1.2;2.9;7.6;20997; Refined petro., chemicals, pharmac.;-12.4;-8.1;-17.5;10505; Basic metals;6.2;3.9;14.3;7100; Machinery and equipment;5.8;-6.0;6.8;5676; Ships, boats and oil platforms;41.8;0.8;34.8;7881; Electricity, gas and steam;6.7;-35.3;-33.7;11239;