Schedule II-Schedule of Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2017

Schedule of Valuation and Qualifying Accounts for the years ended December 31, 2017, 2016, and 2015:

	Balance at beginning of period		Additions		Deductions		Balance at end of period
Provision for Inventories
Fiscal year ended 2015	$	681,395	$	—	$	—	$	681,395
Fiscal year ended 2016	$	681,395	$	176,424	$	262,296	$	595,523
Fiscal year ended 2017	$	595,523	$	—	$	584	$	594,939

Provision for Accounts Receivable
Fiscal year ended 2015	$	1,725,806	$	116,395	$	46,720	$	1,795,481
Fiscal year ended 2016	$	1,795,481	$	92,000	$	155,496	$	1,731,985
Fiscal year ended 2017	$	1,731,985	$	24,272	$	1,654,385	$	101,872

	Balance at beginning of period	Additions		Deductions		Balance at end of period
Deferred Tax Valuation
Fiscal year ended 2015	$ 9,385,456	$ —		$ 1,633,484		$ 7,751,972
Fiscal year ended 2016	$ 7,751,972	$ 1,445,361		$ —		$ 9,197,333
Fiscal year ended 2017	$ 9,197,333	$ —		$ 3,371,379		$ 5,825,954

Provision for Rebates			(A)		(B)		(C)
Fiscal year ended 2015	$ 33,838,780	$ 19,488,956		$ 12,155,856		$ 41,171,880
Fiscal year ended 2016	$ 41,171,880	$ 19,693,872		$ 21,882,467		$ 38,983,285
Fiscal year ended 2017	$ 38,983,285	$ 21,738,072		$ 55,927,164		$ 4,794,193

(A)

Represents estimated rebates deducted from gross revenues

(B)

Represents rebates credited to the distributor and charge offs against the allowance

(C)

Includes $4,115,628; $3,591,534; and $3,733,199 in Accounts payable for 2017, 2016, and 2015, respectively.