| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 3,875,343 | 9.51 | $30,305,182 | 30-Sep-09 | | DELAWARE MANAGEMENT BUSINESS TRUST | 2,104,263 | 5.16 | $16,455,336 | 30-Sep-09 | | TA ASSOCIATES, INC. | 12,259,286 | 30.09 | $95,867,616 | 30-Sep-09 | | JANUS CAPITAL MANAGEMENT, LLC | 970,366 | 2.38 | $7,588,262 | 30-Sep-09 | | BRIGADE CAPITAL MANAGEMENT, LLC | 872,509 | 2.14 | $6,823,020 | 30-Sep-09 | | CITADEL LIMITED PARTNERSHIP | 535,118 | 1.31 | $4,184,622 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 437,674 | 1.07 | $3,422,610 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 397,804 | .98 | $3,110,827 | 30-Sep-09 | | HIGHLAND CAPITAL MANAGEMENT LP | 324,900 | .80 | $2,540,718 | 30-Sep-09 | | STATE STREET CORPORATION | 289,749 | .71 | $2,265,837 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | COLUMBIA ACORN SELECT FD | 3,700,000 | 9.08 | $14,097,000 | 30-Jun-09 | | DELAWARE GROUP EQUITY FDS III-TREND FUND | 849,200 | 2.08 | $3,235,452 | 30-Jun-09 | | WANGER ADVISOR TRUST-SELECT, VARIABLE SERIES | 482,000 | 1.18 | $1,836,420 | 30-Jun-09 | | SEI INSTITUTIONAL INVESTMENT TR-SMALL/MID CAP EQUITY FUN | 313,474 | .77 | $1,003,116 | 31-May-09 | | FIFTH THIRD SMALL CAP GROWTH FUND | 240,000 | .59 | $1,010,400 | 31-Jul-09 | | ISHARES RUSSELL 2000 INDEX FD | 198,346 | .49 | $1,551,065 | 30-Sep-09 | | DELAWARE DIVERSIFIED INCOME FUND | 149,300 | .37 | $365,785 | 30-Apr-09 | | VANGUARD SMALL-CAP INDEX FUND | 146,680 | .36 | $558,850 | 30-Jun-09 | | SEI INSTITUTIONAL INVESTMENT TR-SMALL CAP FUND | 140,848 | .35 | $450,713 | 31-May-09 | | SEI INSTITUTIONAL MANAGED TR-SMALL CAP GROWTH FUND | 100,274 | .25 | $382,043 | 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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