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## TIDEWATER INC. AND SUBSIDIARIES 

## Valuation and Qualifying Accounts 

Years Ended March 31, 2010, 2009 and 2008 

(In thousands) 

<img src='content_image/158497.jpg'>

(A) Of this amount, $8 represents accounts receivable amounts considered uncollectible and removed from accounts receivable by reducing allowance for doubtful accounts and $12,400 represents the revaluation of the allowance for doubtful accounts provision on the company’s Venezuelan receivables due to the 50% devaluation of the Venezuelan bolivar fuerte relative to the U.S. Dollar. 

(B) Accounts receivable amounts considered uncollectible and removed from accounts receivable by reducing the allowance for doubtful accounts. 

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