Item 6. SELECTED FINANCIAL DATA

Aflac Incorporated and Subsidiaries

Years Ended December 31,



(In millions, except for share and per-share amounts)	2017			2016			2015		2014		2013
Revenues:
Net premiums, principally supplemental health insurance	$	18,531		$	19,225		$	17,570	$	19,072	$	20,135
Net investment income	3,220			3,278			3,135		3,319		3,293
Realized investment gains (losses)	(151		)	(14		)	106		282		426
Other income	67			70			61		55		85
Total revenues	21,667			22,559			20,872		22,728		23,939
Benefits and expenses:
Benefits and claims, net	12,181			12,919			11,746		12,937		13,813
Expenses	5,468			5,573			5,264		5,300		5,310
Total benefits and expenses	17,649			18,492			17,010		18,237		19,123
Pretax earnings	4,018			4,067			3,862		4,491		4,816
Income taxes	(586		)	1,408			1,329		1,540		1,658
Net earnings	$	4,604		$	2,659		$	2,533	$	2,951	$	3,158
Share and Per-Share Amounts
Net earnings (basic)	$	11.63		$	6.46		$	5.88	$	6.54	$	6.80
Net earnings (diluted)	11.54			6.42			5.85		6.50		6.76
Cash dividends paid	1.74			1.66			1.58		1.50		1.42
Cash dividends declared	1.74			1.66			1.58		1.50		1.42
Weighted-average common shares used for basic EPS (In thousands)	396,021			411,471			430,654		451,204		464,502
Weighted-average common shares used for diluted EPS (In thousands)	398,930			413,921			433,172		454,000		467,408
Supplemental Data
Yen/dollar exchange rate at year-end (yen)	113.00			116.49			120.61		120.55		105.39
Weighted-average yen/dollar exchange rate (yen)	112.16			108.70			120.99		105.46		97.54

Aflac Incorporated and Subsidiaries

December 31,



(In millions)	2017		2016		2015		2014		2013
Assets:
Investments and cash	$	123,659	$	116,361	$	105,897	$	107,341	$	108,459
Other	13,558		13,458		12,359		12,386		12,809
Total assets	$	137,217	$	129,819	$	118,256	$	119,727	$	121,268
Liabilities and shareholders’ equity:
Policy liabilities	$	99,147	$	93,726	$	87,631	$	83,933	$	89,402
Income taxes	4,745		5,387		4,340		5,293		3,718
Notes payable	5,289		5,360		4,971		5,242		4,858
Other liabilities	3,438		4,864		3,606		6,912		8,670
Shareholders’ equity	24,598		20,482		17,708		18,347		14,620
Total liabilities and shareholders’ equity	$	137,217	$	129,819	$	118,256	$	119,727	$	121,268

Prior-year amounts have been adjusted for the adoption of accounting guidance on January 1, 2016 related to debt issuance costs.