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
2012-03-01	WOODS, DUANE C	Senior Vice President	ストックオプション	売却	11,375	$19.61
2012-03-01	WOODS, DUANE C	Senior Vice President	ストックオプション	売却	20,000	$29.24
2012-03-01	WOODS, DUANE C	Senior Vice President	普通株式	売却	39,000	$35.35
2012-03-01	WOODS, DUANE C	Senior Vice President	普通株式	購入	11,375	$19.61
2012-03-01	WOODS, DUANE C	Senior Vice President	普通株式	購入	20,000	$29.24
2012-02-28	CALDWELL, BARRY H	Senior Vice President	普通株式	売却	1	$35.19
2012-02-28	CALDWELL, BARRY H	Senior Vice President	普通株式	売却	4,109	$35.20
2012-02-27	WOODS, DUANE C	Senior Vice President	普通株式	購入	6,625	$19.61
2012-02-27	WOODS, DUANE C	Senior Vice President	ストックオプション	売却	6,625	$19.61
2012-02-27	WOODS, DUANE C	Senior Vice President	普通株式	売却	4,461	$35.40
2012-02-27	WOODS, DUANE C	Senior Vice President	普通株式	売却	23,322	$35.42
2012-02-23	AARDSMA, DAVID A	Chief Sales & Marketing Office	普通株式	購入	3.3075	$0.00
2012-02-22	RICE, CHERIE C	Vice President and Treasurer	普通株式	購入	24,000	$19.61
2012-02-22	CALDWELL, BARRY H	Senior Vice President	普通株式	購入	25,000	$29.24
2012-02-22	CALDWELL, BARRY H	Senior Vice President	普通株式	売却	400	$35.09
2012-02-22	RICE, CHERIE C	Vice President and Treasurer	普通株式	売却	10,000	$34.89
2012-02-22	RICE, CHERIE C	Vice President and Treasurer	普通株式	売却	17,365	$34.88
2012-02-22	CALDWELL, BARRY H	Senior Vice President	普通株式	売却	2,223	$35.09