Ownership History
| GLOBAL COMPANIES LLC | $22,657,000 | | 55344/0373 | 1V | 09/09/2010 |
| EXXONMOBIL OIL, GLOBAL COMPANIES LLC | $250,000 | | 35796/0189 | 1B | 06/28/2002 |
| EXXONMOBIL OIL CORPORATION | $1 | | 35796/0183 | 1B | 06/28/2002 |
| BLOOMBERG MORRIS M TRUSTEE | $1 | | 29902/0393 | 1A | 03/11/1999 |
| BLOOMBERG MORRIS MC/O MOBIL OI | $0 | | 06948/0516 | | |