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Inventories
6 Months Ended
Jun. 30, 2021
Inventory Disclosure [Abstract]  
Inventories InventoriesInventories consisted of the following at the respective balance sheet dates:
June 30, 2021December 31, 2020
Raw materials
$179,304,938 $151,688,455 
Work-in-process
35,083,146 32,791,675 
Finished goods
49,511,892 41,811,713 
Total Inventory
$263,899,976 $226,291,843