QUARTERLY FINANCIAL DATA (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

The following summarized (unaudited) quarterly financial information presents the results of operations and other data for the three-month periods ended March 31, June 30, September 30 and December 31, 2016 and 2015.

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
	2016		2016		2016		2016
Total income (loss)	$	(1,337,347)	$	2,659,703	$	(673,185)	$	2,343,019
Total expenses		50,619		53,295		61,441		59,503
Expense waivers		(23,616)		(24,115)		(28,986)		(25,375)
Net expenses		27,003		29,180		32,455		34,128
Net income (loss)	$	(1,364,350)	$	2,630,523	$	(705,640)	$	2,308,891
Net income (loss) per share	$	(0.98)	$	1.90	$	(0.50)	$	1.61

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
	2015		2015		2015		2015
Total income (loss)	$	(1,302,350)	$	668,831	$	(1,873,104)	$	(1,899,092)
Total expenses		56,985		64,099		57,295		53,441
Expense waivers		(17,835)		(23,928)		(23,085)		(24,274)
Net expenses		39,150		40,171		34,210		29,167
Net income (loss)	$	(1,341,500)	$	628,660	$	(1,907,314)	$	(1,928,259)
Net income (loss) per share	$	(1.09)	$	0.22	$	(1.54)	$	(1.56)