| Apr 23, 2017 |
|
$ 24,000,000,000 |
| Apr 04, 2017 |
|
Undisclosed amount |
| Aug 26, 2015 |
|
Undisclosed amount |
| Mar 02, 2015 |
|
Undisclosed amount |
| Oct 14, 2014 |
|
Undisclosed amount |
| Oct 05, 2014 |
|
$ 12,200,000,000 |
| Jan 07, 2014 |
|
$ 40,000,000 |
| Mar 12, 2013 |
|
Undisclosed amount |
| Dec 26, 2012 |
|
Undisclosed amount |
| Aug 30, 2012 |
|
Undisclosed amount |
| Feb 13, 2012 |
|
Undisclosed amount |
| Jul 27, 2011 |
|
Undisclosed amount |
| Mar 18, 2011 |
|
Undisclosed amount |
| Oct 23, 2009 |
|
$ 275,000,000 |
| Jul 01, 2004 |
|
$ 25,000,000 |
| Dec 20, 2000 |
|
Undisclosed amount |
| Aug 30, 1999 |
|
Undisclosed amount |
| Apr 18, 1999 |
|
Undisclosed amount |
| Feb 09, 1999 |
|
Undisclosed amount |