| 1 | ACR ALPINE CAPITAL RESEARCH, LLC |
| 2 | ASSET CONSULTING GROUP |
| 3 | BRIDGE TRADING COMPANY |
| 4 | CARROLLTON BANK |
| 5 | COMMERCE BANK |
| 6 | CORTLAND ASSOCIATES INC. |
| 7 | ENERGIZER HOLDINGS INC. |
| 8 | HAMMOND ASSOCIATES |
| 9 | INVESTMENT COUNSELORS INC |
| 10 | INVESTMENT COUNSELORS INC. |
| 11 | KENNEDY CAPITAL MANAGEMENT INC. |
| 12 | KENNEDY CAPITAL MANAGEMENT, INC. |
| 13 | MISSOURI VALLEY PARTNERS INC. |
| 14 | NISA INVESTMENT ADVISORS L.L.C. |
| 15 | PIERMONT CAPITAL MANAGEMENT LLC |
| 16 | REINSURANCE GROUP OF AMERICA, INC. |
| 17 | SCOTTRADE, INC. |
| 18 | SIGMA ALDRICH CORPORATION |
| 19 | SIGMA-ALDRICH CORPORATION |
| 20 | SMITH MOORE AND CO. NSCC |
| 21 | STIEFEL NICKOLAS AND CO LTD. |
| 22 | STIFEL NICOLAUS AND COMPANY INCORPORATED |
| 23 | TOWLE AND COMPANY |
| 24 | U.S. BANK |
| 25 | WELLS FARGO BANK N.A. |