XML 31 R20.htm IDEA: XBRL DOCUMENT

Note 8 - Financial Highlights (Tables)

9 Months Ended

Sep. 30, 2016

Notes Tables

Financial Highlights [Table Text Block]

		Three Months Ended September 30,								Nine Months Ended September 30,
		2016				2015				2016				2015
Net asset value per Share, beginning of period		$	17.45			$	15.00			$	13.17			$	15.29

Net investment loss (a)			(0.02	)			(0.02	)			(0.06	)			(0.06	)
Net realized and unrealized gain (loss) (b)			0.94				(1.00	)			5.26				(1.25	)
Net increase (decrease) in net assets from operations			0.92				(1.02	)			5.20				(1.31	)
Net asset value per Share, end of period		$	18.37			$	13.98			$	18.37			$	13.98

Total return, at net asset value (c)(d)			5.27	%			(6.80	) %			39.48	%			(8.57	) %

Ratio to average net assets:
Net investment loss (e)			(0.50	) %			(0.50	) %			(0.50	) %			(0.50	) %
Expenses (e)			0.50	%			0.50	%			0.50	%			0.50	%