| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | GOLDMAN SACHS GROUP INC | 14,753,216 | 5.07 | $462,660,853 | 30-Sep-09 | | DELAWARE MANAGEMENT BUSINESS TRUST | 11,732,169 | 4.03 | $367,920,819 | 30-Sep-09 | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 11,334,850 | 3.89 | $355,460,896 | 30-Sep-09 | | MARSICO CAPITAL MANAGEMENT, LLC | 10,492,865 | 3.60 | $329,056,246 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 8,621,121 | 2.96 | $270,358,354 | 30-Sep-09 | | PAMET CAPITAL MANAGEMENT, LLC | 8,047,153 | 2.76 | $252,358,718 | 30-Sep-09 | | Blue Ridge Capital Hlgds LLC/Blue Ridge Cap Offshore Hldgs L | 6,933,750 | 2.38 | $217,442,400 | 30-Sep-09 | | SPO ADVISORY CORP | 36,597,763 | 12.57 | $1,147,705,847 | 30-Sep-09 | | JANUS CAPITAL MANAGEMENT, LLC | 36,437,732 | 12.51 | $1,142,687,275 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 29,934,481 | 10.28 | $938,745,324 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | PRICE (T.ROWE) GROWTH STOCK FUND INC. | 12,385,600 | 4.25 | $388,412,416 | 30-Sep-09 | | JANUS FUND | 9,293,660 | 3.19 | $291,449,177 | 30-Sep-09 | | COLUMBIA ACORN FD | 6,575,000 | 2.26 | $157,931,500 | 30-Jun-09 | | Columbia Fds Ser Tr-Columbia Marsico 21st Centry Fd | 5,685,499 | 1.95 | $152,712,503 | 31-Aug-09 | | JANUS ORION FUND | 4,832,100 | 1.66 | $151,534,656 | 30-Sep-09 | | JANUS TWENTY FUND | 4,624,320 | 1.59 | $145,018,675 | 30-Sep-09 | | Janus Forty Fund | 2,763,360 | .95 | $86,658,969 | 30-Sep-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 2,674,773 | .92 | $64,248,047 | 30-Jun-09 | | JANUS ENTERPRISE FUND | 2,550,083 | .88 | $79,970,602 | 30-Sep-09 | | JANUS ASPEN JANUS PORTFOLIO | 2,516,180 | .86 | $78,907,404 | 30-Sep-09 |
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Value shown is computed using the security's price on the report date given.
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