A. David Beitel

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Z	$59.27	12,500	$740,903.75	132,284	2013-05-21	Filing
Z	$55.09	11,255	$620,086.35	144,784	2013-05-13	Filing
Z	$54.14	10,345	$560,122.78	156,039	2013-05-13	Filing
Z	$55.63	3,400	$189,150.16	166,384	2013-05-13	Filing
Z	$54.13	11,900	$644,093.45	144,784	2013-05-10	Filing
Z	$54.79	6,700	$367,082.95	156,684	2013-05-10	Filing
Z	$55.87	5,700	$318,451.59	163,384	2013-05-10	Filing
Z	$56.60	700	$39,617.55	169,084	2013-05-10	Filing
Z	$56.52	6,050	$341,965.36	162,734	2013-05-08	Filing
Z	$57.53	2,200	$126,555.44	168,784	2013-05-08	Filing
Z	$58.29	400	$23,314.00	170,984	2013-05-08	Filing
Z	$59.20	100	$5,920.00	171,384	2013-05-08	Filing
Z	$60.94	3,385	$206,275.13	171,484	2013-05-07	Filing
Z	$61.96	2,715	$168,209.73	174,869	2013-05-07	Filing
Z	$62.89	2,550	$160,371.54	177,584	2013-05-07	Filing
Z	$63.64	100	$6,364.00	180,134	2013-05-07	Filing
Z	$54.65	4,800	$262,319.52	180,234	2013-04-10	Filing
Z	$53.87	3,950	$212,787.69	185,034	2013-04-10	Filing
Z	$54.22	8,650	$468,991.76	188,984	2013-04-09	Filing
Z	$54.64	100	$5,464.00	197,634	2013-04-09	Filing