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Interim Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Net sales
Products	$ 544,408	$ 508,963	$ 1,514,516	$ 1,392,860
Service	154,391	141,635	432,506	405,698
Total net sales	698,799	650,598	1,947,022	1,798,558
Cost of sales
Products	217,194	203,150	593,277	552,329
Service	81,328	77,954	235,651	229,252
Gross profit	400,277	369,494	1,118,094	1,016,977
Research and development	32,477	30,139	96,723	89,813
Selling, general and administrative	204,915	187,680	582,604	544,399
Amortization	10,716	9,087	31,010	26,166
Interest expense	8,248	7,167	24,160	20,619
Restructuring Charges	3,385	1,494	8,840	4,579
Other charges (income), net	909	603	(5,565)	8,492
Earnings before taxes	139,627	133,324	380,322	322,909
Provision for taxes	34,677	31,992	81,326	76,315
Net earnings	$ 104,950	$ 101,332	$ 298,996	$ 246,594
Basic earnings per common share:
Net earnings	$ 4.10	$ 3.84	$ 11.60	$ 9.25
Weighted average number of common shares	25,613,433	26,375,468	25,764,472	26,644,938
Diluted earnings per common share:
Net earnings	$ 3.99	$ 3.77	$ 11.31	$ 9.08
Weighted average number of common and common equivalent shares	26,303,529	26,888,810	26,446,677	27,153,450
Comprehensive Income, Net of Tax (Note 9)	$ 125,699	$ 117,704	$ 376,357	$ 246,840

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