,465 531,633 5133,098 S 98,866 5113,650 $212,516 Trading — short-term marketable securities 41,879 (893) 40,986 200,092 (1,139) 198,953 Property and Equipment — Property and equipment are stated at cost, less accumulated depreciation. Depreciation is computed on a straight-line basis over the useful lives of the asse