Note 3 - Operations and Segmentation (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Three Months Ended				Six Months Ended
	June 30,				June 30,
Millions	2022		2021		2022		2021
Bulk	$	1,813	$	1,648	$	3,645	$	3,160
Industrial		2,091		1,859		4,012		3,515
Premium		1,938		1,625		3,625		3,106
Total freight revenues	$	5,842	$	5,132	$	11,282	$	9,781
Other subsidiary revenues		233		180		438		357
Accessorial revenues		183		176		384		337
Other		11		16		25		30
Total operating revenues	$	6,269	$	5,504	$	12,129	$	10,505