CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating Revenues:
Transportation	$ 325.6	$ 317.2
Storage, parking and lending	29.1	27.9
Other	23.2	24.9
Total operating revenues	377.9	370.0
Operating Costs and Expenses:
Fuel and transportation	5.3	9.4
Operation and maintenance	46.9	48.4
Administrative and general	37.5	34.8
Depreciation and amortization	93.2	91.0
Gain on sale of assets	0.0	(0.1)
Taxes other than income taxes	29.9	30.7
Total operating costs and expenses	212.8	214.2
Operating income	165.1	155.8
Other Deductions (Income):
Interest expense	42.5	40.7
Miscellaneous other income, net	(2.8)	(2.6)
Total other deductions	39.7	38.1
Income before income taxes	125.4	117.7
Income taxes	0.2	0.2
Net income	$ 125.2	$ 117.5