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Earnings per share (Tables) | 9 Months Ended
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Sep. 30, 2019
Earnings per share |
Schedule of computation of basic and diluted EPS | The following summarizes information related to the computation of basic and diluted EPS:
|  | Three Months Ended September 30, |  | Nine Months Ended September 30,
|  | 2019 |  | 2018 |  | 2019 |  | 2018
Net income from continuing operations attributable to Consolidated Water Co. Ltd. stockholders |  | $ | 1,727,052 |  | $ | 4,309,027 |  | $ | 6,768,575 |  | $ | 7,963,313
Less: preferred stock dividends |  |  | (2,869) |  |  | (3,102) |  |  | (9,068) |  |  | (9,398)
Net income from continuing operations available to common shares in the determination of basic earnings per common share |  |  | 1,724,183 |  |  | 4,305,925 |  |  | 6,759,507 |  |  | 7,953,915
Total income from discontinued operations |  |  | — |  |  | 243,362 |  |  | 3,621,170 |  |  | 869,794
Net income available to common shares in the determination of basic earnings per common share |  | $ | 1,724,183 |  | $ | 4,549,287 |  | $ | 10,380,677 |  | $ | 8,823,709
Weighted average number of common shares in the determination of basic earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders |  |  | 15,026,710 |  |  | 14,963,195 |  |  | 15,022,489 |  |  | 14,960,602
Plus: |  |  |  |  |  |  |  |  |  |  |  |
Weighted average number of preferred shares outstanding during the period |  |  | 34,507 |  |  | 37,621 |  |  | 34,061 |  |  | 35,066
Potential dilutive effect of unexercised options and unvested stock grants |  |  | 76,877 |  |  | 123,904 |  |  | 76,293 |  |  | 123,747
Weighted average number of shares used for determining diluted earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders |  |  | 15,138,094 |  |  | 15,124,720 |  |  | 15,132,843 |  |  | 15,119,415

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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