自社株取引日	役員・従業員名	役員・従業員の役職	株式の種類	売却／購入	株数	株価
2013-06-12	BLACKSTONE, MANAGEMENT ASSOCIATES V USS L.L.C.	10% Owner	普通株式	売却	1,182,772.48	$0.00
2013-06-12	BLACKSTONE, MANAGEMENT ASSOCIATES V USS L.L.C.	10% Owner	普通株式	売却	36,408.23	$0.00
2013-06-12	FIRST, RESERVE GP XII LTD	10% Owner	普通株式	売却	6,003,5783	$26.19
2013-06-12	FIRST, RESERVE GP XII LTD	10% Owner	普通株式	売却	1,971,421.97	$26.19
2013-06-12	BLACKSTONE, MANAGEMENT ASSOCIATES V USS L.L.C.	10% Owner	普通株式	売却	138,262.76	$0.00
2013-06-12	BLACKSTONE, MANAGEMENT ASSOCIATES V USS L.L.C.	10% Owner	普通株式	売却	16,728.38	$0.00
2013-06-12	O, MALLEY THOMAS D	Director, Executive Chairman	普通株式	購入	100,000	$27.00
2013-06-12	BLACKSTONE, MANAGEMENT ASSOCIATES V USS L.L.C.	10% Owner	普通株式	売却	1,182,772.48	$26.19
2013-06-12	BLACKSTONE, MANAGEMENT ASSOCIATES V USS L.L.C.	10% Owner	普通株式	購入	1,182,772.48	$
2013-06-12	BLACKSTONE, MANAGEMENT ASSOCIATES V USS L.L.C.	10% Owner	普通株式	売却	6,600,828.15	$26.19
2013-06-12	BLACKSTONE, MANAGEMENT ASSOCIATES V USS L.L.C.	10% Owner	普通株式	購入	6,600,828.15	$
2013-06-12	BLACKSTONE, HOLDINGS II L.P.	10% Owner	普通株式	売却	16,728.38	$0.00
2013-06-12	BLACKSTONE, HOLDINGS II L.P.	10% Owner	普通株式	売却	138,262.76	$0.00
2013-06-12	BLACKSTONE, HOLDINGS II L.P.	10% Owner	普通株式	売却	36,408.23	$0.00
2013-06-12	BLACKSTONE, HOLDINGS II L.P.	10% Owner	普通株式	売却	1,182,772.48	$0.00
2013-06-12	BLACKSTONE, HOLDINGS II L.P.	10% Owner	普通株式	売却	6,600,828.15	$0.00
2013-06-12	BLACKSTONE, HOLDINGS II L.P.	10% Owner	普通株式	売却	16,728.38	$26.19
2013-06-12	BLACKSTONE, HOLDINGS II L.P.	10% Owner	普通株式	購入	16,728.38	$