| Filed On | Filing |
|---|---|
| 12 Feb 2016 | FORM SC 13G AMENDMENT NO. 2 |
| 12 Feb 2016 | TCI FUND MANAGEMENT LTD |
| 10 Feb 2016 | SC 13G/A |
| 10 Feb 2016 | SC 13G/A |
| 13 Feb 2015 | FORM SC 13G AMENDMENT NO. 1 |
| 10 Feb 2015 | SC 13G/A |
| 07 Mar 2014 | SC 13G/A |
| 07 Nov 2013 | SC 13G/A |
| 09 Aug 2013 | SC 13G/A |
| 13 Feb 2013 | SC 13G/A |
| 08 Feb 2013 | SC 13G/A |
| 13 Feb 2012 | SC 13G/A |
| 10 Feb 2012 | SCHEDULE 13G AMENDMENT NO 2 |
| 08 Feb 2012 | SC 13G/A |
| 09 Sep 2011 | SC 13G/A |
| 14 Feb 2011 | SC 13G/A |
| 10 Feb 2011 | SCHEDULE 13G AMENDMENT NO. 1 |
| 10 Feb 2011 | SC 13G/A |
| 09 Feb 2011 | SC 13G/A |
| 09 Mar 2010 | SC 13G/A |
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