;Index level;Percentage change;Percentage change; 2nd quarter 2019 - 3rd quarter 2019;3rd quarter 2018 - 3rd quarter 2019; Cost index for diesel-powered buses;105.2;1.2;2.9; ;;;; Sub index;;;; Labour costs;105.0;1.4;2.7; Auto diesel;104.0;-0.7;-1.1; Depreciation;107.2;2.7;6.8; Real interest rate;153.6;9.6;48.3; Repair and maintenance costs;103.3;0.4;2.2; Administrative costs;103.4;0.3;1.1;