Industry (NAICS),Receipts 2022 ($ billion),Materials (% of receipts),Payroll + benefits (% of receipts),Value added minus payroll (% of receipts),Operating residual (% of receipts) "Plumbing, heating and air-conditioning (238220)",297.6,31.47,34.93,32.11,15.25 Electrical contractors (238210),249.2,30.87,36.09,33.64,17.00 Other building equipment (238290),42.4,22.64,37.57,43.59,24.23 Roofing contractors (238160),69.9,36.84,24.15,33.17,19.57 All specialty trade contractors (238),1281.5,30.39,32.00,34.20,17.34 All construction (23),2920.8,28.93,23.00,28.57,15.26