| Date | Acquired | Amount |
|---|---|---|
| Sep 02, 2015 |
|
Undisclosed amount |
| Aug 20, 2015 |
|
$ 1,000,000,000 |
| Jul 17, 2015 |
|
$ 800,000,000 |
| Feb 22, 2015 |
|
Undisclosed amount |
| Feb 20, 2015 |
|
$ 495,000,000 |
| Feb 03, 2014 |
|
Undisclosed amount |
| Dec 16, 2013 |
|
Undisclosed amount |
| May 28, 2013 |
|
$ 8,700,000,000 |
| Mar 20, 2013 |
|
$ 344,000,000 |
| Sep 03, 2012 |
|
$ 2,600,000,000 |
| Feb 13, 2012 |
|
Undisclosed amount |
| Feb 01, 2012 |
|
R$ 150,000,000 |
| Jul 11, 2011 |
|
$ 425,000,000 |
| Mar 10, 2011 |
|
€ 350,000,000 |
| May 27, 2010 |
|
$ 318,000,000 |
| Sep 30, 2009 |
|
Undisclosed amount |
| Jul 29, 2009 |
|
Undisclosed amount |
| Dec 31, 2008 |
|
$ 285,000,000 |
| Nov 14, 2008 |
|
A$ 19,000,000 |
| Nov 14, 2008 |
|
A$ 12,600,000 |
| Sep 17, 2008 |
|
$ 95,000,000 |
