| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | KAYNE ANDERSON CAPITAL ADVISORS, L.P. | 5,984,908 | 9.03 | $141,423,376 | 30-Sep-09 | | TORTOISE CAPITAL ADVISORS, LLC | 2,461,655 | 3.71 | $58,168,907 | 30-Sep-09 | | MORGAN STANLEY | 1,504,470 | 2.27 | $35,550,626 | 30-Sep-09 | | Swank Energy Income Advisors LP | 1,202,700 | 1.81 | $28,419,801 | 30-Sep-09 | | DELTA PARTNERS LLC | 802,314 | 1.21 | $18,958,679 | 30-Sep-09 | | Credit Suisse/ | 724,290 | 1.09 | $17,114,972 | 30-Sep-09 | | Credit Suisse | 724,290 | 1.09 | $17,114,972 | 30-Sep-09 | | Zimmer Lucas Capital, LLC | 675,000 | 1.02 | $15,950,250 | 30-Sep-09 | | BlackRock Advisors, LLC | 666,400 | 1.01 | $15,747,032 | 30-Sep-09 | | COHEN & STEERS CAPITAL MANAGEMENT, INC. | 534,961 | .81 | $12,641,128 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | TORTOISE ENERGY INFRASTRUCTURE CORP | 1,250,252 | 1.89 | $25,830,206 | 31-Aug-09 | | Tortoise Energy Capital Corporation | 788,500 | 1.19 | $16,290,410 | 31-Aug-09 | | Blackrock Energy & Resource Trust (BGR) | 666,400 | 1.01 | $14,980,672 | 31-Jul-09 | | IVY GLOBAL NATURAL RESOURCES FUND | 500,000 | .75 | $9,100,000 | 30-Jun-09 | | FIDELITY SELECT PORTFOLIOS - NATURAL GAS PORTFOLIO | 443,500 | .67 | $10,479,905 | 30-Sep-09 | | OPPENHEIMER MAIN STREET OPPORTUNITIES FUND | 273,193 | .41 | $6,141,378 | 31-Jul-09 | | Cushing MLP Total Return Fund | 180,000 | .27 | $4,253,400 | 30-Sep-09 | | COHEN & STEERS SELECT UTILITY FUND, INC. | 135,600 | .20 | $2,467,920 | 30-Jun-09 | | Tortoise North American Energy Corp | 132,800 | .20 | $2,743,648 | 31-Aug-09 | | WADDELL & REED ADVISORS FDS-VALUE FUND | 127,900 | .19 | $2,327,780 | 30-Jun-09 |
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Value shown is computed using the security's price on the report date given.
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