| Date | Acquired | Amount |
|---|---|---|
| Jun 08, 2017 |
|
$ 41,000,000 |
| Jul 08, 2016 |
|
$ 1,400,000,000 |
| Mar 30, 2015 |
|
A$ 176,600,000 |
| Sep 11, 2014 |
|
$ 182,500,000 |
| Apr 24, 2013 |
|
Undisclosed amount |
| Dec 06, 2012 |
|
$ 20,000,000 |
| Feb 22, 2012 |
|
$ 18,000,000 |
| Jul 07, 2011 |
|
Undisclosed amount |
| Oct 25, 2010 |
|
Undisclosed amount |
| May 28, 2010 |
|
Undisclosed amount |
