Ownership History
| RHODE ISLAND ECONOMIC DEVLP CORP | $0 | 605/298 | 11/08/2007 |
| RIEDC/FIDELITY INVESTMENTS | $0 | PB6/PG163 | 08/10/2007 |
| RIEDC/FIDELITY INVESTMENTS | $0 | 589/195 | 08/10/2007 |
| RIEDC/FIDELITY INVESTMENTS | $0 | 589/184 | 08/10/2007 |
| RIEDC/FIDELITY INVESTMENTS | $0 | 589/179 | 08/10/2007 |
| RIEDC/FIDELITY INVESTMENTS | $0 | 589/167 | 08/10/2007 |
| RIEDC/FIDELITY INVESTMENTS | $0 | 559/21 | 03/20/2007 |
| RIEDC/FIDELITY INVESTMENTS | $0 | 537/55 | 12/05/2006 |
| RIEDC/FIDELITY INVESTMENTS | $0 | 520/111 | 09/13/2006 |
| RIEDC/FIDELITY INVESTMENTS | $0 | 199/748 | 05/28/1996 |