| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | BLAIR (WILLIAM) & COMPANY, L.L.C. | 2,108,590 | 7.14 | $34,749,563 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 2,101,530 | 7.12 | $34,633,214 | 30-Sep-09 | | WELLS FARGO & COMPANY | 1,558,219 | 5.28 | $25,679,449 | 30-Sep-09 | | TCW GROUP, INC. (THE) | 1,469,421 | 4.98 | $24,216,058 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 1,034,610 | 3.50 | $17,050,372 | 30-Sep-09 | | WADDELL & REED FINANCIAL INC. | 1,027,332 | 3.48 | $16,930,431 | 30-Sep-09 | | LUTHER KING CAPITAL MANAGEMENT | 990,790 | 3.36 | $16,328,219 | 30-Sep-09 | | AXA | 896,313 | 3.04 | $14,771,238 | 30-Sep-09 | | CHARTWELL INVESTMENT PARTNERS | 885,315 | 3.00 | $14,589,991 | 30-Sep-09 | | Champlain Investment Partners, LLC | 834,115 | 2.82 | $13,746,215 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | PRICE (T.ROWE) NEW HORIZONS FUND | 1,360,600 | 4.61 | $22,422,688 | 30-Sep-09 | | SMALLCAP WORLD FUND | 725,018 | 2.46 | $15,624,137 | 30-Jun-09 | | WADDELL & REED ADVISORS FDS-SMALL CAP FUND | 373,300 | 1.26 | $8,044,615 | 30-Jun-09 | | Wells Fargo Advantage Small Cap Growth Fd | 369,700 | 1.25 | $6,092,656 | 30-Sep-09 | | ISHARES RUSSELL 2000 INDEX FD | 346,733 | 1.17 | $5,714,159 | 30-Sep-09 | | LKCM FUND-LKCM SMALL CAP EQUITY PORTFOLIO | 346,490 | 1.17 | $5,710,155 | 30-Sep-09 | | VANGUARD EXPLORER FUND, INC. | 306,673 | 1.04 | $5,756,252 | 31-Jul-09 | | LORD ABBETT DEVELOPING GROWTH FUND | 292,390 | .99 | $5,488,160 | 31-Jul-09 | | Wells Fargo Advantage Growth Fd | 244,700 | .83 | $4,032,656 | 30-Sep-09 | | VANGUARD SMALL-CAP INDEX FUND | 211,534 | .72 | $4,558,557 | 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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