Item 6. SELECTED FINANCIAL DATA

The following table sets forth our selected historical financial data for the five years ended December 31, 2017.



	Years ended December 31
In millions, except per-share data	2017		2016		2015		2014		2013
Consolidated statements of operations and comprehensive income data
Net sales	$	4,936.5	$	4,890.0	$	4,616.4	$	4,666.8	$	4,553.7
Operating income	680.8		700.7		616.1		538.5		529.2
Net income from continuing operations attributable to Pentair plc	480.0		451.6		397.1		356.6		354.8
Per-share data
Basic:
Earnings per ordinary share from continuing operations attributable to Pentair plc	$	2.64	$	2.49	$	2.20	$	1.87	$	1.76
Weighted average shares	181.7		181.3		180.3		190.6		201.1
Diluted:
Earnings per ordinary share from continuing operations attributable to Pentair plc	$	2.61	$	2.47	$	2.17	$	1.84	$	1.73
Weighted average shares	183.7		183.1		182.6		193.7		204.6
Cash dividends declared and paid per ordinary share	$	1.38	$	1.34	$	1.28	$	1.10	$	0.96
Cash dividends declared and unpaid per ordinary share	0.35		0.345		0.33		0.64		0.50
Consolidated balance sheets data
Total assets	$	8,633.7	$	11,534.8	$	11,833.4	$	10,643.8	$	11,732.5
Total debt	1,440.7		4,279.2		4,685.8		2,988.4		2,532.6
Total equity	5,037.8		4,254.4		4,008.8		4,663.8		6,217.7