3 Financial income and financial expense

In CHF million	1st half-year 2016	1st half-year 2015
Interest income	8	5
Interest expense	(89)	(101)
Net interest expense on financial assets and financial liabilities	(81)	(96)
Foreign exchange gains (foreign exchange losses)	1	(34)
Change in fair value of interest rate swaps	(42)	(9)
Gains from sale of subsidiaries	–	19
Other financial income and expense, net	(23)	(17)
Financial income and financial expense, net	(145)	(137)