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CONSOLIDATED STATEMENTS OF INCOME (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Retail water revenues | $ 23,018,498 | $ 24,222,895 | $ 23,356,338
Bulk water revenues | 39,960,220 | 40,758,182 | 30,757,874
Services revenues | 843,413 | 469,625 | 1,040,280
Total revenues | 63,822,131 | 65,450,702 | 55,154,492
Cost of retail revenues | 11,023,096 | 11,548,255 | 11,496,598
Cost of bulk revenues | 28,212,896 | 31,679,887 | 24,127,488
Cost of services revenues | 1,080,260 | 230,118 | 508,339
Total cost of revenues | 40,316,252 | 43,458,260 | 36,132,425
Gross profit | 23,505,879 | 21,992,442 | 19,022,067
General and administrative expenses | 15,844,303 | 14,542,817 | 13,651,650
Impairment losses | 0 | 521,444 | 0
Income from operations | 7,661,576 | 6,928,181 | 5,370,417
Other income (expense) |  |  |
Interest income | 826,570 | 835,941 | 1,200,999
Interest expense | (484,057) | (876,971) | (1,141,744)
Profit sharing income from OC-BVI | 357,636 | 343,454 | 0
Equity in earnings of OC-BVI | 979,716 | 2,121,319 | 838,652
Impairment of investment in OC-BVI | (200,000) | 0 | 0
Other | 7,048 | 272,085 | 283,656
Other income (expense), net | 1,486,913 | 2,695,828 | 1,181,563
Net income | 9,148,489 | 9,624,009 | 6,551,980
Income attributable to non-controlling interests | 553,970 | 308,495 | 438,762
Net income attributable to Consolidated Water Co. Ltd. stockholders | $ 8,594,519 | $ 9,315,514 | $ 6,113,218
Basic earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders (in dollars per share) | $ 0.59 | $ 0.64 | $ 0.42
Diluted earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders (in dollars per share) | $ 0.58 | $ 0.64 | $ 0.42
Dividends declared per common share (in dollars per share) | $ 0.30 | $ 0.30 | $ 0.30
Weighted average number of common shares used in the determination of: |  |  |
Basic earnings per share (in shares) | 14,633,884 | 14,578,518 | 14,560,259
Diluted earnings per share (in shares) | 14,703,880 | 14,606,148 | 14,596,013

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