| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | PERRITT CAPITAL MANAGEMENT, INC. | 210,000 | 4.95 | $1,564,500 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 132,865 | 3.13 | $989,844 | 30-Sep-09 | | WHITE PINE CAPITAL, LLC | 36,700 | .87 | $273,415 | 30-Sep-09 | | FIRST WILSHIRE SECURITIES MANAGEMENT INC | 24,500 | .58 | $182,525 | 30-Sep-09 | | WESTWOOD MANAGEMENT CORPORATION, CHICAGO, ILLINOIS | 10,000 | .24 | $74,500 | 30-Sep-09 | | CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM) | 7,700 | .18 | $57,365 | 30-Sep-09 | | UBS AG | 119 | .00 | $886 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | PERRITT MICROCAP OPPORTUNITIES FUND | 120,000 | 2.83 | $894,000 | 30-Sep-09 | | PERRITT EMERGING OPPORTUNITIES FUND | 90,000 | 2.12 | $670,500 | 30-Sep-09 | | DFA U.S. MICRO CAP SERIES | 36,846 | .87 | $320,560 | 31-Jul-09 | | DFA Tax Managed U.S. Targeted Value Port | 19,155 | .45 | $166,648 | 31-Jul-09 | | DFA U.S. SMALL CAP SERIES | 13,990 | .33 | $121,713 | 31-Jul-09 | | DFA TAX-MANAGED U.S. SMALL CAP PORTFOLIO | 6,826 | .16 | $59,386 | 31-Jul-09 | | DFA U.S. SMALL CAP VALUE SERIES | 3,541 | .08 | $30,806 | 31-Jul-09 | | DFA U.S. Targeted Value Portfolio | 3,000 | .07 | $26,100 | 31-Jul-09 | | DFA TAX MANAGED U.S. MARKETWIDE VALUE SERIES | 3,000 | .07 | $26,100 | 31-Jul-09 | | DFA U.S. Core Equity 2 Portfolio | 2,000 | .05 | $17,400 | 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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