| May 11, 2017 |
|
$ 3,100,000,000 |
| Nov 14, 2016 |
|
Undisclosed amount |
| Oct 26, 2016 |
|
Undisclosed amount |
| Sep 12, 2016 |
|
Undisclosed amount |
| Aug 01, 2016 |
|
$ 2,400,000,000 |
| Jul 25, 2016 |
|
$ 4,480,000,000 |
| Jun 21, 2016 |
|
Undisclosed amount |
| Apr 18, 2016 |
|
$ 250,000,000 |
| Mar 16, 2016 |
|
Undisclosed amount |
| Feb 22, 2016 |
|
$ 1,800,000,000 |
| May 12, 2015 |
|
$ 4,400,000,000 |
| Dec 09, 2013 |
|
Undisclosed amount |
| Nov 13, 2013 |
|
Undisclosed amount |
| Jun 01, 2012 |
|
Undisclosed amount |
| Aug 25, 2011 |
|
Undisclosed amount |
| Jan 27, 2011 |
|
$ 1,400,000,000 |
| Jun 05, 2008 |
|
Undisclosed amount |
| Jul 21, 2006 |
|
Undisclosed amount |
| Mar 05, 2005 |
|
$ 418,000,000 |
| Feb 14, 2005 |
|
$ 8,439,999,999 |
| Dec 19, 2000 |
|
Undisclosed amount |
| Jul 27, 1998 |
|
Undisclosed amount |