Additional disclosures regarding cash flow activities are provided below.


	Six Months Ended June 30,
	2011			2010
Net (increase) decrease in operating working capital other than cash and cash equivalents:
(Increase) decrease in accounts receivable	$	(289,404	)		138,577
(Increase) in inventories		(151,125	)		(287,653	)
(Increase) in prepaid expenses		(37,919	)		(11,347	)
(Increase) decrease in deferred income tax assets		2,567			(55,625	)
Increase in accounts payable and accrued liabilities		4,140			375,159
Increase in current income tax liabilities		16,086			90,669

Total	$	(455,655	)		249,780


Supplementary disclosures:
Cash income taxes paid	$	375,666			243,648
Interest paid, net of amounts capitalized		14,896			20,408