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
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	100	$49.88
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	100	$50.02
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	100	$50.03
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	購入	20,000	$27.33
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	800	$50.05
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	100	$50.07
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	112	$50.09
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	200	$50.13
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	400	$50.23
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	88	$50.25
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	100	$50.28
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	200	$50.30
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	100	$50.31
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	100	$50.34
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	100	$50.37
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	8,900	$50.53
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	購入	20,000	$27.33
2007-12-21	SHIELDS, JOSEPH P	Senior V.P., Subsidiary	普通株式	売却	600	$49.29