;Index of direct costs;Index of direct costs;Index of direct costs;Index of direct costs;Index of direct costs; 1st quarter 2017;2nd quarter 2017;3rd quarter 2017;4th quarter 2017;1st quarter 2018; Oil and gas extraction and mining;160.0;157.6;153.8;159.2;166.2; Manufacture;157.7;158.7;159.0;160.6;162.5; Electricity, gas, steam and air conditioning supply;171.8;172.3;171.7;174.9;176.9; Water supply, sewerage, waste;142.4;141.9;146.5;148.5;148.0; Construction;142.6;143.1;148.1;149.1;148.7; Wholesale and retail trade;152.2;152.5;156.0;156.0;156.8; Transportation and storage;150.6;151.3;151.1;152.5;153.6; Hotels and restaurants;128.1;131.4;131.6;132.8;133.7; Information and communication;158.4;158.6;160.8;160.0;162.8; Financial and insurance activities;169.4;168.9;169.5;172.1;174.6; Real estate activities;163.9;160.9;161.4;163.4;166.0; Professional, scientific and technical activities;153.9;153.2;156.1;158.2;158.5; Administrative and support service activities;141.7;141.0;143.3;143.5;144.9; Education;159.8;161.0;162.4;164.3;164.3; Human health and social work activities;155.5;155.8;158.6;156.9;159.4; Arts, entertainment and recreation;146.0;147.4;149.5;150.8;151.7; Personal service activities;165.1;165.6;167.8;169.3;170.1;