What is the cash flow of the firm, or CF(A), for 2018?

Charter Corporation
2018 Income Statement
Net sales	80,000.00
Cost of goods sold	56,000.00
Selling, general, and administrative expenses	4,000.00
Depreciation	3,200.00
Earnings before interest and taxes	16,800.00
Interest	1,600.00
Pretax income	15,200.00
Taxes	3,800.00
Net income	11,400.00

Charter Corporation
2017 and 2018 Balance Sheets
	2017	2018					2017	2018
Cash	3,520	3,610		Accounts payable			7,296	7,612
Accounts receivable	2,980	3,347		Accrued expenses			4,120	4,320
Inventory	4,980	5,913		Current liabilities			11,416	11,932
Current assets	11,480	12,870		Long-term debt			17,890	18,436
Net fixed assets	34,500	35,200		Owners' equity			16,674	17,702
Total assets	45,980	48,070		Total liabilities and equity			45,980	48,070

		$11,426
		$5,834
		$8,792
		$12,018
		$10,502