Financial Highlights Disclosure [Text Block]

Note 5 - Financial Highlights

The following tables present per unit performance data and other supplemental financial data for the period January 1, 2011 through December 31, 2011 and from the commencement of operations (June 9, 2010) through December 31, 2010. This information has been derived from information presented in the financial statements.

Per Share Operation Performance for the year ended December 31, 2011
Net asset value at beginning of year	$	39.06
Income from investment operations:
Investment income		0.03
Net realized and unrealized gain on commodity futures contracts		3.95
Total expenses		(1.12	)
Net increase in net asset value		2.86
Net asset value end of year	$	41.92
Total Return		7.32	%
Ratios to Average Net Assets
Total expense		2.55	%
Net investment loss		(2.49	)%

Per Share Operation Performance from the commencement of operations (June 9, 2010) through December 31, 2010
Net asset value at beginning of period	$	25.00
Income from investment operations:
Investment income		0.04
Net realized and unrealized gain on commodity futures contracts		14.84
Total expenses		(0.82	)
Net increase in net asset value		14.06
Net asset value end of period	$	39.06
Total Return		56.24	%
Ratios to Average Net Assets (Annualized)
Total expense		3.50	%
Net investment loss		(3.30	)%

Total returns are calculated based on the change in value during the period. An individual shareholder’s total return and ratio may vary from the above total returns and ratios based on the timing of contributions to and withdrawals from the Corn Fund. The ratios from the commencement of operations (June 9, 2011) through December 31, 2010, excluding non-recurring expenses, have been annualized.

The Financial Highlights per share data are calculated using the average of the daily shares outstanding for the reporting period, which is inclusive of the last day of the period under report. The asset-based per share data in the Financial Highlights are calculated using the prior day’s net assets consistent with the methodology used to calculate asset-based fees and expenses.

Financial Highlights Disclosure [Text Block]

Note 5 - Financial Highlights

The following table presents per unit performance data and other supplemental financial data from the commencement of operations (February 1, 2011) through December 31, 2011. This information has been derived from information presented in the financial statements.

Per Share Operation Performance
Net asset value at beginning of period	$	25.00
Income (loss) from investment operations:
Investment income		0.01
Net realized and unrealized loss on commodity futures contracts		(9.01	)
Total expenses		(2.19	)
Net decrease in net asset value		(11.19	)
Net asset value at end of period	$	13.81
Total Return		(44.76	)%
Ratios to Average Net Assets (Annualized)
Total expense		11.59	%
Net investment loss		(11.52	)%

On July 29, 2011, the Sponsor filed a Form 8-K with the SEC which stated that effective August 1, 2011, the Sponsor has agreed to voluntarily cap the management fee and expenses of NAGS at 1.5% per annum of the daily net assets of the Fund. The cap may be terminated by the Sponsor at any time with 90 days’ notice. This action by the Sponsor resulted in an approximate $24,000 reduction in expenses to the Fund from commencement of operations (February 1, 2011) through December 31, 2011. The Sponsor has waived, for a period to be instituted again at the Sponsor’s discretion, the management fee for this Fund. This action by the Sponsor resulted in an approximate $18,000 reduction in expenses to the Fund from commencement of operations (February 1, 2011) through December 31, 2011.

Total returns are calculated based on the change in value during the period. An individual shareholder’s total return and ratios may vary from the above total returns and ratios based on the timing of contributions to and withdrawals from the Fund. The ratios, excluding non-recurring expenses, have been annualized.

The Financial Highlights per share data are calculated using the average of the daily shares outstanding for the reporting period, which is inclusive of the last day of the period under report. The asset-based per share data in the Financial Highlights are calculated using the prior day’s net assets consistent with the methodology used to calculate asset-based fees and expenses.

Financial Highlights Disclosure [Text Block]

Note 5 - Financial Highlights

The following table presents per unit performance data and other supplemental financial data for the period from the commencement of operations (February 23, 2011) through December 31, 2011. This information has been derived from information presented in the financial statements.

Per Share Operation Performance
Net asset value at beginning of period	$	50.00
Income (loss) from investment operations:
Investment income		0.02
Net realized and unrealized loss on commodity futures contracts		(1.28	)
Total expenses		(4.29	)
Net decrease in net asset value		(5.55	)
Net asset value at end of period	$	44.45
Total Return		(11.10	)%
Ratios to Average Net Assets (Annualized)
Total expense		10.76	%
Net investment loss		(10.71	)%

Total returns are calculated based on the change in value during the period. An individual shareholder’s total return and ratios may vary from the above total returns and ratios based on the timing of contributions to and withdrawals from the Fund. The ratios, excluding non-recurring expenses, have been annualized.

The Financial Highlights per share data are calculated using the average of the daily shares outstanding for the reporting period, which is inclusive of the last day of the period under report. The asset-based per share data in the Financial Highlights are calculated using the prior day’s net assets consistent with the methodology used to calculate asset-based fees and expenses.

Financial Highlights Disclosure [Text Block]

Note 5 – Financial Highlights

The following table presents per unit performance data and other supplemental financial data for the period from the commencement of operations (September 19, 2011) through December 31, 2011. This information has been derived from information presented in the financial statements.

Per Share Operation Performance
Net asset value at beginning of period	$	25.00
Income (loss) from investment operations:
Investment income		-
Total expenses		(2.95	)
Net realized and unrealized loss on commodity futures contracts		(0.19	)
Net decrease in net asset value		(3.14	)
Net asset value at end of period	$	21.86
Total Return		(12.56	)%
Ratios to Average Net Assets (Annualized)
Total expense		3.05	%
Net investment loss		(3.00	)%

For an initial period, the Sponsor waived the payment by the Fund of certain expenses. This election was subject to change by the Sponsor, at its discretion. For the period from the commencement of operations (September 19, 2011) through December 31, 2011, this resulted in a reduction of fees to the Fund of approximately $25,000. For the period from the commencement of operations (September 19, 2011) through December 31, 2011, the Fund recorded $4,930 in management fees to the Sponsor, and there was an additional estimated $1,200 that was waived at the discretion of the Sponsor.

Total returns are calculated based on the change in value during the period. An individual shareholder’s total return and ratios may vary from the above total returns and ratios based on the timing of contributions to and withdrawals from the Fund. The ratios, excluding non-recurring expenses, have been annualized.

The Financial Highlights per share data are calculated using the average of the daily shares outstanding for the reporting period, which is inclusive of the last day of the period under report. The asset-based per share data in the Financial Highlights are calculated using the prior day’s net assets consistent with the methodology used to calculate asset-based fees and expenses.

Financial Highlights Disclosure [Text Block]

Note 5 - Financial Highlights

The following table presents per unit performance data and other supplemental financial data for the period from the commencement of operations (September 19, 2011) through December 31, 2011. This information has been derived from information presented in the financial statements.

Per Share Operation Performance
Net asset value at beginning of period	$	25.00
Income (loss) from investment operations:
Investment income		-
Net realized and unrealized loss on commodity futures contracts		(1.74	)
Total expenses		(0.20	)
Net decrease in net asset value		(1.94	)
Net asset value at end of period	$	23.06
Total Return		(7.76	)%
Ratios to Average Net Assets (Annualized)
Total expense		2.93	%
Net investment loss		(2.89	)%

For an initial period, the Sponsor waived the payment by the Fund of certain expenses. This election was subject to change by the Sponsor, at its discretion. For the period from the commencement of operations (September 19, 2011) through December 31, 2011, this resulted in a reduction of fees to the Fund of approximately $26,000. For the period from the commencement of operations (September 19, 2011) through December 31, 2011, the Fund recorded $5,481 in management fees to the Sponsor, and there was an additional estimated $1,200 that was waived at the discretion of the Sponsor.

Total returns are calculated based on the change in value during the period. An individual shareholder’s total return and ratios may vary from the above total returns and ratios based on the timing of contributions to and withdrawals from the Fund. The ratios, excluding non-recurring expenses, have been annualized.

The Financial Highlights per share data are calculated using the average of the daily shares outstanding for the reporting period, which is inclusive of the last day of the period under report. The asset-based per share data in the Financial Highlights are calculated using the prior day’s net assets consistent with the methodology used to calculate asset-based fees and expenses.

Financial Highlights Disclosure [Text Block]

Note 5 - Financial Highlights

The following table presents per unit performance data and other supplemental financial data for the period from the commencement of operations (September 19, 2011) through December 31, 2011. This information has been derived from information presented in the financial statements.

Per Share Operation Performance
Net asset value at beginning of period	$	25.00
Income (loss) from investment operations:
Investment income		-
Net realized and unrealized loss on commodity futures contracts		(2.45	)
Total expenses		(0.19	)
Net decrease in net asset value		(2.64	)
Net asset value at end of period	$	22.36
Total Return		(10.56	)%
Ratios to Average Net Assets (Annualized)
Total expense		3.05	%
Net investment loss		(3.01	)%

For an initial period, the Sponsor waived the payment by the Fund of certain expenses. This election was subject to change by the Sponsor, at its discretion. For the period from the commencement of operations (September 19, 2011) through December 31, 2011, this resulted in a reduction of fees to the Fund of approximately $25,000. For the period from the commencement of operations (September 19, 2011) through December 31, 2011, the Fund recorded $4,998 in management fees to the Sponsor, and there was an additional estimated $1,200 that was waived at the discretion of the Sponsor.

Total returns are calculated based on the change in value during the period. An individual shareholder’s total return and ratios may vary from the above total returns and ratios based on the timing of contributions to and withdrawals from the Fund. The ratios, excluding non-recurring expenses, have been annualized.

The Financial Highlights per share data are calculated using the average of the daily shares outstanding for the reporting period, which is inclusive of the last day of the period under report. The asset-based per share data in the Financial Highlights are calculated using the prior day’s net assets consistent with the methodology used to calculate asset-based fees and expenses.