| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | FMR LLC | 14,279,683 | 8.01 | $664,719,243 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 8,224,527 | 4.61 | $382,851,731 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 7,897,919 | 4.43 | $367,648,129 | 30-Sep-09 | | PRIMECAP MANAGEMENT COMPANY | 7,081,184 | 3.97 | $329,629,115 | 30-Sep-09 | | HEALTHCOR MANAGEMENT LP | 6,500,000 | 3.64 | $302,575,000 | 30-Sep-09 | | STATE STREET CORPORATION | 6,246,754 | 3.50 | $290,786,398 | 30-Sep-09 | | Capital Research Global Investors | 4,954,600 | 2.78 | $230,636,630 | 30-Sep-09 | | GLENVIEW CAPITAL MANAGEMENT, LLC | 3,438,625 | 1.93 | $160,067,993 | 30-Sep-09 | | Ameriprise Financial, Inc. | 3,310,311 | 1.86 | $154,094,977 | 30-Sep-09 | | Invesco Ltd. | 3,220,420 | 1.81 | $149,910,551 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | VANGUARD/PRIMECAP FUND | 3,027,000 | 1.70 | $126,286,440 | 30-Jun-09 | | VANGUARD HORIZON FUND-CAPITAL OPPORTUNITY PORTFOLIO | 1,893,445 | 1.06 | $78,994,525 | 30-Jun-09 | | VANGUARD MID-CAP INDEX FUND | 1,827,471 | 1.02 | $76,242,090 | 30-Jun-09 | | VANGUARD 500 INDEX FUND | 1,674,681 | .94 | $69,867,691 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 1,605,824 | .90 | $66,994,977 | 30-Jun-09 | | FIDELITY GROWTH COMPANY FUND | 1,400,000 | .79 | $65,170,000 | 30-Sep-09 | | FIDELITY CONTRAFUND INC | 1,377,300 | .77 | $64,113,315 | 30-Sep-09 | | VARIABLE INSURANCE PRODUCTS FD II-CONTRAFUND PORTFOLIO | 1,252,476 | .70 | $58,302,757 | 30-Sep-09 | | VANGUARD INSTITUTIONAL INDEX FUND-INSTITUTIONAL INDEX FD | 1,192,901 | .67 | $49,767,829 | 30-Jun-09 | | FIDELITY BLUE CHIP GROWTH FUND | 1,085,700 | .61 | $50,539,335 | 30-Sep-09 |
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*
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Value shown is computed using the security's price on the report date given.
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