;Index of direct costs;Index of direct costs;Index of direct costs;Index of direct costs;Index of direct costs; 3rd quarter 2017;4th quarter 2017;1st quarter 2018;2nd quarter 2018;3rd quarter 2018; Oil and gas extraction and mining;99.2;102.6;107.2;104.0;101.2; Manufacture;101.6;102.6;103.9;103.3;104.1; Electricity, gas, steam and air conditioning supply;102.5;104.5;105.6;107.4;105.7; Water supply, sewerage, waste;103.0;104.4;104.0;104.1;105.7; Construction;103.5;104.2;103.9;103.4;106.4; Wholesale and retail trade;103.5;103.5;104.1;104.3;106.3; Transportation and storage;102.2;103.1;103.8;104.7;104.5; Hotels and restaurants;101.7;102.6;103.3;103.6;103.9; Information and communication;103.2;102.7;104.5;105.4;105.6; Financial and insurance activities;102.3;103.8;105.4;105.6;105.4; Real estate activities;101.5;102.7;104.4;104.8;103.7; Professional, scientific and technical activities;102.6;104.0;104.2;104.4;105.5; Administrative and support service activities;102.9;103.1;104.1;103.8;105.3; Education;102.3;103.5;103.5;104.0;104.9; Human health and social work activities;104.0;102.9;104.6;104.5;106.1; Arts, entertainment and recreation;102.7;103.6;104.2;104.0;105.3; Personal service activities;103.1;104.0;104.5;104.2;105.8;