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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
 12 Months Ended
Dec. 31, 2012
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS  
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II

VALUATION AND QUALIFYING ACCOUNTS

 

Our valuation and qualifying accounts as of December 31, 2012, 2011 and 2010 were as follows:

 

 

 

Balance at

 

Charged to

 

 

 

 

 

Allowance for doubtful accounts 

 

Beginning
of Year

 

Costs and
Expenses

 

Deductions

 

Balance at
End of Year

 

 

 

 

 

 

 

 

 

 

 

For the years ended:

 

 

 

 

 

 

 

 

 

December 31, 2012

 

$

18,484

 

$

27,099

 

$

(28,689

)

$

16,894

 

December 31, 2011

 

$

7,644

 

$

18,779

 

$

(7,939

)

$

18,484

 

December 31, 2010

 

$

5,605

 

$

3,672

 

$

(1,633

)

$

7,644