Bhutan Exports by Commodity in US Dollars - Hydrogen, rare gases and other non-metals.

Commodity	2005	2006	2007	2009	2010
Nitrogen				$42,306	$70,214
Oxygen	$5,209	$3,439	$4,373	$31,315	$44,394
Silicon, cont. by wt. <99.99% of silicon	$158,756	$220,895	$697,637	$419,309	$384,050
Total	$163,965	$224,334	$702,010	$492,930	$498,658

Source: United Nations Commodity Trade Statistics Database

See Also:

Bhutan Exports by Commodity in US Dollars - Hydrogen, rare gases and other non-metals. - Yearly