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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) | 6 Months Ended
--- | ---
Jun. 30, 2013 | Jun. 30, 2012
Net cash provided by (used in) operating activities | $ 5,448,496 | $ 5,097,981
Cash flows from investing activities |  |
Additions to property, plant and equipment and construction in progress | (1,918,541) | (1,629,001)
Proceeds from sale of equipment | 5,760 | 0
Distribution of earnings from OC-BVI | 1,249,875 | 507,525
Collections on loans receivable | 898,531 | 820,430
Payment for investment in land | (1,975,566) | 0
Payment for NSC option agreement | 0 | (300,000)
Release of (restriction) on cash balances for non-revolving credit facility | 0 | 7,500,000
Net cash provided by (used in) investing activities | (1,739,941) | 6,898,954
Cash flows from financing activities |  |
Dividends paid | (2,194,972) | (2,187,897)
Issuance (repurchase) of redeemable preferred stock, net | (4,159) | (1,729)
Proceeds received from exercise of stock options | 302,807 | 0
Principal repayments of long term debt | (849,285) | (9,300,578)
(Principal repayment) borrowing under non-revolving credit facility | 0 | (7,500,000)
Net cash provided by (used in) financing activities | (2,745,609) | (18,990,204)
Net increase (decrease) in cash and cash equivalents | 962,946 | (6,993,269)
Cash and cash equivalents at beginning of period | 33,892,655 | 37,624,179
Cash and cash equivalents at end of period | 34,855,601 | 30,630,910
Interest paid in cash | 202,734 | 442,594
Payment for investment in land |  |
Issuance of 10,180 and 10,033, respectively, of redeemable preferred stock for services rendered | 110,249 | 77,856
Issuance of 11,131 and 10,800, respectively, of common stock for services rendered | 82,369 | 92,664
Dividends declared but not paid | 1,101,181 | 1,095,883
Obligation incurred for investment in land | 10,050,000 | 0
Transfers from inventory to property, plant and equipment | $ 181,875 | $ 139,507

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