The following is a summary of our loans as of:

(dollars in thousands)	September 30, 2016		December 31, 2015
Outstanding principal balance:
Loans secured by real estate:
Residential properties:
Multifamily	$	986,921	$	627,311
Single family		576,886		533,257
Total real estate loans secured by residential properties		1,563,807		1,160,568
Commercial properties		459,703		358,791
Land and construction		20,034		12,320
Total real estate loans		2,043,544		1,531,679
Commercial and industrial loans		228,579		196,584
Consumer loans		34,248		37,206
Total loans		2,306,371		1,765,469
Premiums, discounts and deferred fees and expenses		2,458		14
Total	$	2,308,829	$	1,765,483

In 2012 and 2015, the Company purchased loans, for which there was, at acquisition, evidence of deterioration of credit quality since origination and it was probable, at acquisition, that all contractually required payments would not be collected. The carrying amount of these purchased credit impaired loans is as follows as of:

(dollars in thousands)	September 30, 2016			December 31, 2015
Outstanding principal balance:
Loans secured by real estate:
Commercial properties	$	298		$	533
Land		—			1,616
Total real estate loans		298			2,149
Commercial and industrial loans		6,192			6,787
Consumer loans		5			14
Total loans		6,495			8,950
Unaccreted discount on purchased credit impaired loans		(1,625	)		(2,291	)
Total	$	4,870		$	6,659

Accretable yield, or income expected to be collected on purchased credit impaired loans, and the related changes, is as follows for the periods indicated:

(dollars in thousands)	Nine Months Ended September 30, 2016			Year Ended December 31, 2015

Beginning balance	$	582		$	130
Accretion of income		(155	)		(529	)
Reclassifications from nonaccretable difference		—			176
Acquisition		—			805
Disposals		(108	)		—
Ending balance	$	319		$	582

The following table summarizes our delinquent and nonaccrual loans as of:

	Past Due and Still Accruing												Total Past
(dollars in thousands)	30–59 Days			60-89 Days			90 Days or More			Nonaccrual			Due and Nonaccrual			Current		Total
September 30, 2016:
Real estate loans:
Residential properties	$	—		$	—		$	—		$	4,021		$	4,021		$	1,559,786	$	1,563,807
Commercial properties		1,363			—			780			1,187			3,330			456,373		459,703
Land and construction		—			—			—			—			—			20,034		20,034
Commercial and industrial loans		4,145			5			3,136			4,184			11,470			217,109		228,579
Consumer loans		18			—			—			14			32			34,216		34,248
Total	$	5,526		$	5		$	3,916		$	9,406		$	18,853		$	2,287,518	$	2,306,371

Percentage of total loans		0.24	%		—	%		0.17	%		0.41	%		0.82	%

December 31, 2015:
Real estate loans:
Residential properties	$	—		$	—		$	—		$	—		$	—		$	1,160,568	$	1,160,568
Commercial properties		1,232			—			793			1,552			3,577			355,214		358,791
Land and construction		—			—			—			—			—			12,320		12,320
Commercial and industrial loans		2,425			1,639			5,713			2,509			12,286			184,298		196,584
Consumer loans		1,010			—			1,991			75			3,076			34,130		37,206
Total	$	4,667		$	1,639		$	8,497		$	4,136		$	18,939		$	1,746,530	$	1,765,469

Percentage of total loans		0.26	%		0.09	%		0.48	%		0.23	%		1.07	%