| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | JANUS CAPITAL MANAGEMENT, LLC | 6,436,270 | 4.69 | $232,606,797 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 6,353,393 | 4.63 | $229,611,623 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 5,294,251 | 3.86 | $191,334,231 | 30-Sep-09 | | Capital Research Global Investors | 5,204,800 | 3.79 | $188,101,472 | 30-Sep-09 | | STATE STREET CORPORATION | 4,484,761 | 3.27 | $162,079,262 | 30-Sep-09 | | SELECT EQUITY GROUP, INC. | 4,021,660 | 2.93 | $145,342,792 | 30-Sep-09 | | FRIESS ASSOCIATES INC | 3,776,600 | 2.75 | $136,486,324 | 30-Sep-09 | | WELLINGTON MANAGEMENT COMPANY, LLP | 3,720,702 | 2.71 | $134,466,170 | 30-Sep-09 | | RUANE, CUNNIFF & GOLDFARB INC. | 3,472,610 | 2.53 | $125,500,125 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 14,304,451 | 10.43 | $516,962,859 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | AMCAP FUND | 3,519,800 | 2.57 | $127,205,572 | 30-Sep-09 | | PRICE (T.ROWE) NEW HORIZONS FUND | 3,158,600 | 2.30 | $114,151,804 | 30-Sep-09 | | PRICE (T.ROWE) MID CAP GROWTH FUND | 2,750,000 | 2.00 | $99,385,000 | 30-Sep-09 | | BRANDYWINE FUND, INC. | 2,012,400 | 1.47 | $72,728,136 | 30-Sep-09 | | PRICE (T.ROWE) GROWTH STOCK FUND INC. | 1,922,700 | 1.40 | $69,486,378 | 30-Sep-09 | | SEQUOIA FUND INC | 1,698,778 | 1.24 | $64,689,466 | 30-Jun-09 | | FBR Focus Fund | 1,622,076 | 1.18 | $65,953,610 | 31-Jul-09 | | FIDELITY CONTRAFUND INC | 1,515,300 | 1.10 | $54,762,942 | 30-Sep-09 | | VANGUARD MID-CAP INDEX FUND | 1,419,128 | 1.03 | $54,040,394 | 30-Jun-09 | | VANGUARD 500 INDEX FUND | 1,300,622 | .95 | $49,527,685 | 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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