| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | KAYNE ANDERSON CAPITAL ADVISORS, L.P. | 4,465,516 | 8.01 | $132,983,066 | 30-Sep-09 | | TORTOISE CAPITAL ADVISORS, LLC | 3,412,090 | 6.12 | $101,612,040 | 30-Sep-09 | | MERRILL LYNCH & CO., INC. | 1,301,607 | 2.33 | $38,761,856 | 30-Sep-09 | | NICHOLAS COMPANY, INC. | 931,300 | 1.67 | $27,734,114 | 30-Sep-09 | | FIDUCIARY ASSET MANAGEMENT, LLC | 900,921 | 1.62 | $26,829,427 | 30-Sep-09 | | Swank Energy Income Advisors LP | 661,000 | 1.19 | $19,684,580 | 30-Sep-09 | | EAGLE GLOBAL ADVISORS LLC | 652,930 | 1.17 | $19,444,255 | 30-Sep-09 | | MORGAN STANLEY | 620,751 | 1.11 | $18,485,964 | 30-Sep-09 | | Perkins Investment Management, LLC | 517,855 | .93 | $15,421,721 | 30-Sep-09 | | SELZ CAPITAL, LLC | 329,400 | .59 | $9,809,532 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | TORTOISE ENERGY INFRASTRUCTURE CORP | 1,839,398 | 3.30 | $51,282,416 | 31-Aug-09 | | NICHOLAS FUND INC | 931,300 | 1.67 | $23,738,837 | 30-Jun-09 | | Tortoise Energy Capital Corporation | 488,200 | .88 | $13,611,016 | 31-Aug-09 | | JANUS PERKINS SMALL CAP VALUE FUND | 450,000 | .81 | $13,401,000 | 30-Sep-09 | | Fiduciary/Claymore MLP Opportunity Fund | 308,711 | .55 | $8,606,862 | 31-Aug-09 | | Tortoise North American Energy Corp | 118,400 | .21 | $3,300,992 | 31-Aug-09 | | MLP & Strategic Equity Fd | 107,056 | .19 | $3,221,315 | 31-Jul-09 | | WADDELL & REED ADVISORS FDS-HIGH INCOME FUND | 100,000 | .18 | $2,549,000 | 30-Jun-09 | | Cushing MLP Total Return Fund | 100,000 | .18 | $2,978,000 | 30-Sep-09 | | SCHWAB CAPITAL TRUST-SMALL CAP INDEX FUND | 87,542 | .16 | $2,634,138 | 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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