The following table presents per share performance data and other supplemental financial data for the years ended December 31, 2016, 2015 and 2014. This information has been derived from information presented in the financial statements and is presented with total expenses gross of expenses waived by the Sponsor and with total expenses net of expenses waived by the Sponsor, as appropriate.

Per Share Operation Performance	Year ended December 31, 2016			Year ended December 31, 2015			Year ended December 31, 2014
Net asset value at beginning of period	$	21.24		$	26.62		$	30.64
From investment operations:
Investment income		0.11			0.05			0.01
Net realized and unrealized loss on commodity futures contracts		(1.75	)		(4.46	)		(3.01	)
Total net expenses		(0.83	)		(0.97	)		(1.02	)
Net decrease in net asset value		(2.47	)		(5.38	)		(4.02	)
Net asset value at end of period	$	18.77		$	21.24		$	26.62
Total Return		(11.63	)%		(20.21	)%		(13.12	)%
Ratios to Average Net Assets
Total expenses		4.74	%		4.15	%		3.37	%
Total expense, net		4.13	%		4.03	%		3.57	%
Net investment loss		(3.58	)%		(3.84	)%		(3.54	)%

The following table presents per share performance data and other supplemental financial data for the years ended December 31, 2016, 2015 and 2014. This information has been derived from information presented in the financial statements and is presented with total expenses gross of expenses waived by the Sponsor and with total expenses net of expenses waived by the Sponsor, as appropriate.

Per Share Operation Performance	Year ended December 31, 2016			Year ended December 31, 2015			Year ended December 31, 2014
Net asset value at beginning of period	$	17.34		$	20.79		$	22.95
From investment operations:
Investment income		0.10			0.03			0.01
Net realized and unrealized gain (loss) on commodity futures contracts		2.41			(2.89	)		(1.31	)
Total net expenses		(0.77	)		(0.59	)		(0.86	)
Net increase (decrease) in net asset value		1.74			(3.45	)		(2.16	)
Net asset value at end of period	$	19.08		$	17.34		$	20.79
Total Return		10.03	%		(16.59	)%		(9.41	)%
Ratios to Average Net Assets
Total expenses		4.61	%		7.31	%		4.59	%
Total expense, net		4.03	%		3.14	%		3.87	%
Net investment loss		(3.48	)%		(2.96	)%		(3.83	)%

Schedule of Financial Highlights

The following table presents per share performance data and other supplemental financial data for the years ended December 31, 2016, 2015 and 2014. This information has been derived from information presented in the financial statements and is presented with total expenses gross of expenses waived by the Sponsor and with total expenses net of expenses waived by the Sponsor, as appropriate.

Per Share Operation Performance	Year ended December 31, 2016			Year ended December 31, 2015			Year ended December 31, 2014
Net asset value at beginning of period	$	10.02		$	11.83		$	14.10
From investment operations:
Investment income		0.06			0.02			—
Net realized and unrealized gain (loss) on commodity futures contracts		3.17			(1.64	)		(2.01	)
Total net expenses		(0.28	)		(0.19	)		(0.26	)
Net increase (decrease) in net asset value		2.95			(1.81	)		(2.27	)
Net asset value at end of period	$	12.97		$	10.02		$	11.83
Total Return		29.44	%		(15.30	)%		(16.10	)%
Ratios to Average Net Assets
Total expenses		4.72	%		9.16	%		6.26	%
Total expense, net		2.29	%		2.00	%		1.88	%
Net investment loss		(1.77	)%		(1.79	)%		(1.85	)%

Schedule of Financial Highlights

The following table presents per share performance data and other supplemental financial data for the years ended December 31, 2016, 2015 and 2014. This information has been derived from information presented in the financial statements and is presented with total expenses gross of expenses waived by the Sponsor and with total expenses net of expenses waived by the Sponsor, as appropriate.

Per Share Operation Performance	Year ended December 31, 2016			Year ended December 31, 2015			Year ended December 31, 2014
Net asset value at beginning of period	$	9.15		$	12.72			14.84
From investment operations:
Investment income		0.04			0.02			0.01
Net realized and unrealized loss on commodity futures contracts		(1.98	)		(3.19	)		(1.64	)
Total net expenses		(0.32	)		(0.40	)		(0.49	)
Net decrease in net asset value		(2.26	)		(3.57	)		(2.12	)
Net asset value at end of period	$	6.89		$	9.15			12.72
Total Return		(24.70	)%		(28.07	)%		(14.29	)%
Ratios to Average Net Assets
Total expenses		4.47	%		4.40	%		3.66	%
Total expense, net		4.13	%		3.89	%		3.74	%
Net investment loss		(3.57	)%		(3.67	)%		(3.69	)%

Schedule of Financial Highlights

The following table presents per share performance data and other supplemental financial data for the years ended December 31, 2016, 2015 and 2014. This information has been derived from information presented in the financial statements and is presented with total expenses gross of expenses waived by the Sponsor and with total expenses net of expenses waived by the Sponsor, as appropriate.

Per Share Operation Performance	Year ended December 31, 2016			Year ended December 31, 2015			Year ended December 31, 2014
Net asset value at beginning of period	$	26.59		$	33.05		$	37.93
From investment operations:
Net realized and unrealized loss on securities		(0.12	)		(6.32	)		(4.70	)
Total net expenses		(0.14	)		(0.14	)		(0.18	)
Net decrease in net asset value		(0.26	)		(6.46	)		(4.88	)
Net asset value at end of period	$	26.33		$	26.59		$	33.05
Total Return		(0.98	)%		(19.55	)%		(12.87	)%
Ratios to Average Net Assets (Annualized)
Total expenses		3.33	%		13.97	%		4.70	%
Total expense, net		0.50	%		0.50	%		0.50	%
Net investment loss		(0.50	)%		(0.50	)%		(0.50	)%