SUMMARY OF REVENUE AND EXPENSE TRANSACTIONS WITH ANDEAVOR, INCLUDING PREDECESSORS (in millions)



	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
Revenues (a)	$	202	$	168	$	405	$	337
Operating expenses (b)	38		34		77		69
General and administrative expenses	18		16		38		33


(a)	Andeavor accounted for 49% of our total revenues for both the three and six months ended June 30, 2017 and 57% for both the three and six months ended June 30, 2016.

(b)

Includes imbalance settlement gains of $2 million for both the three months ended June 30, 2017 and 2016, respectively, and $5 million and $3 million for the six months ended June 30, 2017 and 2016, respectively. Also includes reimbursements from Andeavor pursuant to the Amended Omnibus Agreement, the Carson Assets Indemnity Agreement and other affiliate agreements of $3 million for both the three months ended June 30, 2017 and 2016, respectively, and $5 million and $9 million for the six months ended June 30, 2017 and 2016, respectively.