EDGAR Filing Documents for 0001193125-12-221009

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:

SEC Accession No. 0001193125-12-221009

Filing Date

2012-05-09

Accepted

2012-05-09 12:03:04

Documents

Period of Report

2012-03-31

Document Format Files

Seq	Description	Document	Type	Size
1	FORM 10-Q	d329113d10q.htm	10-Q	816345
2	SECTION 302 CERTIFICATION OF CHIEF EXECUTIVE OFFICER	d329113dex311.htm	EX-31.1	9562
3	SECTION 302 CERTIFICATION OF CHIEF FINANCIAL OFFICER	d329113dex312.htm	EX-31.2	9593
4	SECTION 906 CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER	d329113dex321.htm	EX-32.1	3788
	Complete submission text file	0001193125-12-221009.txt		7384343

Data Files

Seq	Description	Document	Type	Size
5	XBRL INSTANCE DOCUMENT	wti-20120331.xml	EX-101.INS	1551186
6	XBRL TAXONOMY EXTENSION SCHEMA	wti-20120331.xsd	EX-101.SCH	38382
7	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE	wti-20120331_cal.xml	EX-101.CAL	44239
8	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE	wti-20120331_def.xml	EX-101.DEF	144037
9	XBRL TAXONOMY EXTENSION LABEL LINKBASE	wti-20120331_lab.xml	EX-101.LAB	286196
10	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE	wti-20120331_pre.xml	EX-101.PRE	277311

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