Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2014

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following table presents the Trust’s fair value hierarchy for those assets and liabilities measured at fair value on a recurring basis as of June 30, 2014 and December 31, 2013, respectively:

	June 30, 2014
	Level 1		Level 2		Level 3		Total
Assets
Unrealized gain on open contracts:
Futures positions	$	146,256	$	-	$	-	$	146,256
Total assets		146,256		-		-		146,256
Total fair value	$	146,256	$	-	$	-	$	146,256

	December 31, 2013
	Level 1		Level 2		Level 3		Total
Assets
Unrealized gain on open contracts:
Futures positions	$	762,636	$	-	$	-	$	762,636
Fixed income securities		-		1,465,195		-		1,465,195
Total assets		762,636		1,465,195		-		2,227,831
Total fair value	$	762,636	$	1,465,195	$	-	$	2,227,831