18 Contingent liabilities audited information (XLS:) Download in CHF thousands 31.12.2017 31.12.2016 +/– % Credit guarantees and similar instruments 15'251 19'372 −21.3 Performance guarantees and similar instruments 6'666 6'439 3.5 Other contingent liabilities 6'302 5'657 11.4 Total contingent liabilities 28'218 31'468 −10.3