| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | TORTOISE CAPITAL ADVISORS, LLC | 2,130,590 | 5.17 | $81,175,479 | 30-Sep-09 | | KAYNE ANDERSON CAPITAL ADVISORS, L.P. | 1,787,635 | 4.34 | $68,108,893 | 30-Sep-09 | | GOLDMAN SACHS GROUP INC | 1,430,659 | 3.47 | $54,508,107 | 30-Sep-09 | | Argyll Research, LLC | 966,011 | 2.34 | $36,805,019 | 30-Sep-09 | | FIDUCIARY ASSET MANAGEMENT, LLC | 661,389 | 1.60 | $25,198,920 | 30-Sep-09 | | EAGLE GLOBAL ADVISORS LLC | 397,615 | .96 | $15,149,131 | 30-Sep-09 | | Allianz Global Investors of America L.P. | 352,200 | .85 | $13,418,820 | 30-Sep-09 | | MERRILL LYNCH & CO., INC. | 348,084 | .84 | $13,262,000 | 30-Sep-09 | | HARRIS (EVERETT) & COMPANY | 312,371 | .76 | $11,901,335 | 30-Sep-09 | | UBS AG | 311,105 | .75 | $11,853,100 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | TORTOISE ENERGY INFRASTRUCTURE CORP | 1,174,400 | 2.85 | $42,865,600 | 31-Aug-09 | | Tortoise Energy Capital Corporation | 856,900 | 2.08 | $31,276,850 | 31-Aug-09 | | Allianz Fds-NFJ Small Cap Value Fd | 318,400 | .77 | $11,621,600 | 31-Aug-09 | | Fiduciary/Claymore MLP Opportunity Fund | 285,550 | .69 | $10,422,575 | 31-Aug-09 | | MLP & Strategic Equity Fd | 119,397 | .29 | $4,304,261 | 31-Jul-09 | | Tortoise North American Energy Corp | 96,700 | .23 | $3,529,550 | 31-Aug-09 | | SCHWAB CAPITAL TRUST-SMALL CAP INDEX FUND | 39,800 | .10 | $1,434,790 | 31-Jul-09 | | PACIFIC SELECT FUND-SMALL CAP VALUE | 37,300 | .09 | $1,297,667 | 30-Jun-09 | | ENERGY INCOME & GROWTH FUND | 27,000 | .07 | $985,500 | 31-Aug-09 | | Aston/River Road Dividend All Cap Value Fund | 18,095 | .04 | $652,324 | 31-Jul-09 |
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Value shown is computed using the security's price on the report date given.
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