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Consolidated Statements of Cash Flows (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Operating Activities: |  |
Net income | $ 4,002,905 | $ 3,549,231
Adjustments to reconcile net income to net cash provided (used) by operating activities |  |
Depreciation | 934,238 | 862,035
Amortization | 270,644 | 227,662
Stock compensation expense | 490,060 | 427,877
Deferred income taxes | 94,010 | (34,860)
Changes in operating assets and liabilities |  |
Accounts receivable | 785,952 | (3,556,267)
Inventories | 2,056,469 | (5,310,860)
Prepaid expenses and other current assets | 333,099 | (395,291)
Accounts payable | (1,751,664) | 1,484,949
Other accrued liabilities | (740,246) | 1,472,912
Total adjustments | 2,472,561 | (4,821,843)
Net cash provided (used) by operating activities | 6,475,466 | (1,272,612)
Investing Activities: |  |
Purchase of property, plant, and equipment | (4,591,929) | (681,135)
Purchase of patents and trademarks | (102,140) | (133,436)
Acquisition of assets in business combination |  | (1,473,793)
Payment received on mortgage receivable | 1,726,888 |
Net cash used by investing activities | (2,967,181) | (2,288,364)
Financing Activities: |  |
Net (repayments) borrowings of long-term debt | (1,408,000) | 6,751,345
Distributions to shareholders | (728,392) | (1,089,627)
Purchase of treasury stock |  | (438,897)
Issuance of common stock | 529,179 | 171,872
Net cash (used) provided by financing activities | (1,607,214) | 5,394,693
Effect of exchange rate changes | (7,172) | 62,804
Net increase in cash and cash equivalents | 1,893,900 | 1,896,521
Cash and cash equivalents at beginning of year | 9,749,864 | 7,853,343
Cash and cash equivalents at end of year | 11,643,764 | 9,749,864
Supplemental cash flow information |  |
Cash paid for income taxes | 1,820,671 | 1,020,580
Cash paid for interest expense | $ 505,225 | $ 436,084

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