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CUSIP NO. 989070107 13G
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NAME OF REPORTING PERSON
1 S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
BankAmerica Corporation
94-1681731
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [X]
(b) [_]
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SEC USE ONLY
3
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CITIZENSHIP OR PLACE OF ORGANIZATION
4
Delaware
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SOLE VOTING POWER
5
NUMBER OF
None
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
8,051,427
OWNED BY
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EACH SOLE DISPOSITIVE POWER
7
REPORTING None
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
8,051,427
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
8,051,427
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CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
5.6%
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TYPE OF REPORTING PERSON*
12
HC
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*SEE INSTRUCTION BEFORE FILLING OUT!
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