Table

Cost index for passenger transport by bus. Q1 2018=100
	Index level	Percentage change
	Index level	4th quarter 2017 - 1st quarter 2018	1st quarter 2017 - 1st quarter 2018
Cost index for diesel-powered buses	100.0	1.3	4.3

Sub index
Labour costs	100.0	0.2	2.4
Auto diesel	100.0	6.3	3.8
Depreciation	100.0	.	.
Real interest rate	100.0	.	.
Repair and maintenance costs	100.0	1.2	2.4
Administrative costs	100.0	1.2	3.2