POWER OF ATTORNEY

	For Executing Forms 3, 4 and 5

Know all by these present, that the undersigned hereby constitutes and appoints
each Gifford R. Zimmerman, Larry W. Martin, Kevin J. McCarthy, Mary E. Keefe,
Christopher M. Rohrbacher and Mark L. Winget, his/her true and lawful
attorney-in-fact to:

(1)		execute for and on behalf of the undersigned Forms 3, 4 and 5
(and any amendments thereto) in connection with the Nuveen Investments
Closed-End
Exchange Traded Funds and in accordance with the requirements of Section 16(a)
of
the Securities Exchange Act of 1934 and Section 30(f) of the
Investment Company Act of 1940 and the rules thereunder;

(2)		do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable in connection with the
execution and timely filing of any such Form 3, 4 and 5 (and any amendment
thereto)
with the United States Securities and Exchange Commission, the New York Stock
Exchange
and any other authority; and

(3)		take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney-in-fact, may be of benefit to,
in the best interest of, or legally required by, the undersigned, it being
understood
that the documents executed by such attorney-in-fact on behalf of the
undersigned
pursuant to this Power of Attorney shall be in such form and shall contain such
terms and conditions as such attorney-in-fact may approve in his/her discretion.


The undersigned hereby grants to each such attorney-in-fact full power and
authority
to do and perform each and every act and thing whatsoever requisite, necessary
and
proper to be done in the exercise of any of the rights and powers herein
granted,
as fully to all intents and purposes as such attorney-in-fact might or could do
if
personally present, with the full power of substitute, by virtue of this power
of
attorney and the rights and powers herein granted.  The undersigned acknowledges

that the foregoing attorneys-in-fact, in serving in such capacity at the request

of the undersigned, are not assuming any of the undersigned's responsibilities
to
comply with Section 16 of the Securities Exchange Act of 1934 and Section 30(f)
of the Investment Company Act of 1940.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this  17th  day
of _ May 2011_.


/s/ Jenny Y. Rhee
Signature

Jenny Y. Rhee
Print Name

STATE OF	)
		)
COUNTY OF	)


On this  17th   day of _ May         2011_, personally appeared before me,
a Notary Public in and for said County and State, the person named above
who is known to me to be the person whose name and signature is affixed
to the foregoing Power of Attorney and who acknowledged the same to be his
voluntary act and deed for the intent and purposes therein set forth.



/s/ Mary Catherine Finneran
Notary Public
My Commission Expires:  3/30/14