| Relationships | Role | Relationship Start | Relationship End |
| Ubs Asset Management (Americas) Inc. | Parent | 6/30/2007 | |
| Ubs Asset Management (Americas) Inc. | Parent | 4/25/1995 | 6/29/2007 |
| Ubs Asset Management (Americas) Inc. | Parent | 4/4/1991 | 1/3/1994 |
| Ubs Asset Management (Americas) Inc. | Parent | 3/26/1991 | 4/3/1991 |