| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Barclays Global Investors UK Holdings Ltd | 2,300,260 | 4.87 | $9,776,105 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,345,345 | 2.85 | $5,717,716 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 1,230,254 | 2.61 | $5,228,579 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 883,300 | 1.87 | $3,754,025 | 30-Sep-09 | | STATE STREET CORPORATION | 630,063 | 1.33 | $2,677,767 | 30-Sep-09 | | Allianz Global Investors of America L.P. | 401,100 | .85 | $1,704,675 | 30-Sep-09 | | BOGLE INVESTMENT MANAGEMENT LP | 334,362 | .71 | $1,421,038 | 30-Sep-09 | | NUMERIC INVESTORS, LLC | 265,175 | .56 | $1,126,993 | 30-Sep-09 | | TIAA-CREF INVESTMENT MANAGEMENT, LLC | 235,495 | .50 | $1,000,853 | 30-Sep-09 | | PanAgora Asset Management, Inc. | 232,090 | .49 | $986,382 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 658,199 | 1.39 | $1,684,989 | 30-Jun-09 | | DFA U.S. SMALL CAP VALUE SERIES | 599,441 | 1.27 | $953,111 | 30-Apr-09 | | ISHARES RUSSELL 2000 INDEX FD | 526,049 | 1.11 | $2,235,708 | 30-Sep-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 396,306 | .84 | $1,014,543 | 30-Jun-09 | | ISHARES RUSSELL 2000 GROWTH INDEX FD | 275,494 | .58 | $1,170,849 | 30-Sep-09 | | COLLEGE RETIREMENT EQUITIES FUND-STOCK ACCOUNT | 204,209 | .43 | $522,775 | 30-Jun-09 | | BRIDGEWAY FDS INC-ULTRA SMALL COMPANY FD | 125,300 | .27 | $320,768 | 30-Jun-09 | | TIAA-CREF FDS-SMALL-CAP EQUITY FUND | 96,200 | .20 | $246,272 | 30-Jun-09 | | ISHARES Russell Micro Cap (TM) Index Fund | 59,242 | .13 | $251,778 | 30-Sep-09 | | SPARTAN EXTENDED MARKET INDEX FUND | 42,900 | .09 | $182,325 | 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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