| http://www.w3.org/ns/prov#value | - 307 ) (4,419 ) Amortization of bond discount 3 13 Purchase of trading investment securities (60 ) (59 ) Proceeds from sale of trading investment securities 268 338 Realized and unrealized (gains) losses on investments (63 ) 25 Foreign exchange losses 856 106 Changes in assets and liabilities: Accounts receivable (429 ) (5,691 ) Inventories (1,926 ) (2,313 ) Prepaid expenses and other current asset
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