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Inventories
6 Months Ended
Mar. 31, 2012
Inventories  
Inventories

2. Inventories

        The components of inventories are as follows:

 
  March 31,
2012
  September 30,
2011
 

Raw materials

  $ 158,570   $ 148,206  

Work-in-process

    20,481     15,521  

Finished goods

    537,967     511,642  
           

Total

  $ 717,018   $ 675,369