| Quarter | Name | Total no. shares held | Percent Holding |
|---|---|---|---|
| Dec 2016 | College Retirement Equities Fund - Global Equities Account And Stock Account | 2,742,045 | 4.35% |
| Sep 2016 | College Retirement Equities Fund - Stock Account And Global Equities Account | 2,776,474 | 4.41% |
| Jun 2016 | College Retirement Equities Fund - Stock Account And Global Equities Account | 2,642,147 | 4.20% |
| Mar 2016 | College Retirement Equities Fund - Stock Account And Global Equities Account | 2,642,147 | 4.20% |