Exhibit 6

LIST OF TRANSACTIONS IN ISSUER’S COMMON SHARES EFFECTED

BY THE REPORTING PERSONS SINCE JULY 31, 2013

Trade Date	Transaction Type	Fund	Quantity		Price (not including commissions)
7/31/2013	Sell	Scout Capital Long Term, L.P.		31,685		69.8625
7/31/2013	Sell	Scout Capital Long Term, L.P.		20,215		69.7276
8/5/2013	Sell	Scout Capital Long Term, L.P.		3,123		71.7776
8/6/2013	Sell	Scout Capital Long Term, L.P.		558		71.4
8/7/2013	Sell	Scout Capital Long Term, L.P.		2,525		70.3348
8/8/2013	Sell	Scout Capital Long Term, L.P.		555		70.5654
8/8/2013	Sell	Scout Capital Long Term, L.P.		1,140		70.5502
8/8/2013	Sell	Scout Capital Long Term, L.P.		357		70.61
8/8/2013	Sell	Scout Capital Long Term, L.P.		416		70.605
8/9/2013	Sell	Scout Capital Long Term, L.P.		368		70.5912
8/9/2013	Sell	Scout Capital Long Term, L.P.		526		70.3589
8/12/2013	Sell	Scout Capital Long Term, L.P.		1,111		70.111
8/5/2013	Sell	Scout Capital Partners II, L.P.		1,107		71.7776
8/6/2013	Sell	Scout Capital Partners II, L.P.		2,573		71.4
8/7/2013	Sell	Scout Capital Partners II, L.P.		11,537		70.3348
8/8/2013	Sell	Scout Capital Partners II, L.P.		2,573		70.5654
8/8/2013	Sell	Scout Capital Partners II, L.P.		5,275		70.5502
8/8/2013	Sell	Scout Capital Partners II, L.P.		1,647		70.61
8/8/2013	Sell	Scout Capital Partners II, L.P.		1,930		70.605
8/9/2013	Sell	Scout Capital Partners II, L.P.		1,698		70.5912
8/9/2013	Sell	Scout Capital Partners II, L.P.		2,427		70.3589
8/12/2013	Sell	Scout Capital Partners II, L.P.		5,146		70.111
8/5/2013	Sell	Scout Capital Master Fund, Ltd.		3,579		71.7776
8/6/2013	Sell	Scout Capital Master Fund, Ltd.		6,601		71.4
8/7/2013	Sell	Scout Capital Master Fund, Ltd.		29,739		70.3348
8/8/2013	Sell	Scout Capital Master Fund, Ltd.		6,600		70.5654
8/8/2013	Sell	Scout Capital Master Fund, Ltd.		13,531		70.5502
8/8/2013	Sell	Scout Capital Master Fund, Ltd.		4,224		70.61
8/8/2013	Sell	Scout Capital Master Fund, Ltd.		4,952		70.605
8/9/2013	Sell	Scout Capital Master Fund, Ltd.		4,356		70.5912
8/9/2013	Sell	Scout Capital Master Fund, Ltd.		6,226		70.3589
8/12/2013	Sell	Scout Capital Master Fund, Ltd.		13,201		70.111
7/31/2013	Sell	Scout Capital Long Term Master, Ltd.		15,335		69.8625
7/31/2013	Sell	Scout Capital Long Term Master, Ltd.		9,785		69.7276
8/5/2013	Sell	Scout Capital Long Term Master, Ltd.		1,601		71.7776
8/6/2013	Sell	Scout Capital Long Term Master, Ltd.		268		71.4
8/7/2013	Sell	Scout Capital Long Term Master, Ltd.		1,199		70.3348
8/8/2013	Sell	Scout Capital Long Term Master, Ltd.		272		70.5654
8/8/2013	Sell	Scout Capital Long Term Master, Ltd.		554		70.5502
8/8/2013	Sell	Scout Capital Long Term Master, Ltd.		172		70.61
8/8/2013	Sell	Scout Capital Long Term Master, Ltd.		202		70.605
8/9/2013	Sell	Scout Capital Long Term Master, Ltd.		178		70.5912
8/9/2013	Sell	Scout Capital Long Term Master, Ltd.		253		70.3589
8/12/2013	Sell	Scout Capital Long Term Master, Ltd.		542		70.111