COMPONENTS OF RENTAL INCOME AND EXPENSE

The principal components of rental income are as follows (in thousands):



	Three Months Ended June 30,				Six Months Ended June 30,
	2013		2012		2013		2012
Minimum rents
Retail	$	17,236	$	16,772	$	34,587	$	32,847
Office	20,298		16,508		40,798		32,755
Multifamily	3,687		3,252		7,270		6,527
Mixed-use	2,257		2,252		4,677		4,535
Cost reimbursement	7,242		6,688		12,913		13,421
Percentage rent	402		434		820		726
Hotel revenue	8,178		7,461		17,026		15,125
Other	405		373		836		812
Total rental income	$	59,705	$	53,740	$	118,927	$	106,748

Minimum rents include $0.5 million and $1.7 million for the three months ended June 30, 2013 and 2012, respectively, and $1.2 million and $3.6 million for the six months ended June 30, 2013 and 2012, respectively, to recognize minimum rents on a straight-line basis. In addition, net amortization of above and below market leases included in minimum rents were $0.2 million and $(0.2) million for the three months ended June 30, 2013 and 2012, respectively, and $0.7 million and $(0.5) million for the six months ended June 30, 2013 and 2012, respectively.

The principal components of rental expenses are as follows (in thousands):



	Three Months Ended June 30,				Six Months Ended June 30,
	2013		2012		2013		2012
Rental operating	$	6,430	$	5,799	$	12,744	$	11,382
Hotel operating	5,438		5,156		10,920		10,112
Repairs and maintenance	2,489		2,281		4,603		4,285
Marketing	344		264		696		570
Rent	611		625		1,224		1,236
Hawaii excise tax	952		895		1,891		1,757
Management fees	422		486		894		982
Total rental expenses	$	16,686	$	15,506	$	32,972	$	30,324