| Filed On | Filing |
|---|---|
| 07 Sep 2011 | SC 13D/A |
| 10 May 2011 | SCHEDULE 13D (AMENDMENT NO. 12) |
| 28 Jan 2004 | AMENDMENT NO. 6 |
| 30 May 2002 | AMENDMENT NO. 5 TO SCHEDULE 13D |
| 09 Nov 2000 | AMENDMENT NO. 4 TO SCHEDULE 13D |
| 13 Sep 2000 | AMENDMENT TO SCHEDULE 13D |
| 11 Jul 2000 | AMENDMENT NO. 3 TO SCHEDULE 13D |
| 23 Sep 1999 | AMENDMENT TO SCHEDULE 13D |
| 11 Jun 1997 | AMEND NO. 1 TO SCHEDULE 13D |
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