O Chloe Rankin

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
NC	$100.19	100	$10,019.00	28,322	2012-03-09	Filing
NC	$100.10	100	$10,009.50	28,422	2012-03-09	Filing
NC	$100.07	200	$20,014.00	28,522	2012-03-09	Filing
NC	$100.01	100	$10,000.50	28,722	2012-03-09	Filing
NC	$99.66	200	$19,932.00	28,822	2012-03-09	Filing
NC	$99.91	100	$9,991.00	29,022	2012-03-09	Filing
NC	$99.77	6	$598.62	29,122	2012-03-09	Filing
NC	$99.63	194	$19,328.22	29,128	2012-03-09	Filing
NC	$98.67	500	$49,335.00	5,272	2012-03-06	Filing
NC	$99.58	500	$49,790.00	10,027	2012-03-06	Filing
NC	$98.40	1,000	$98,400.00	3,783	2012-03-06	Filing