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Earnings/(losses) per share (Tables) | 12 Months Ended
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Dec. 31, 2019
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Summary of Basic and Diluted Earnings (Losses) per Share | Basic and diluted earnings/(losses) per share is analysed as follows:
|  | 2019 |  |  | 2018 |  |  | 2017 |
Weighted average number of ordinary shares |  |  | 54,853,045 |  |  |  | 54,853,045 |  |  |  | 54,853,045 |
Basic earnings/(losses) per share |  |  | (0.61 | ) |  |  | 0.61 |  |  |  | (0.55 | )
Diluted earnings/(losses) per share |  |  | (0.61 | ) |  |  | 0.61 |  |  |  | (0.55 | )

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- Definition The disclosure of earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2019-01-01 -Paragraph 66 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=33&code=ifrs-tx-2019-en-r&anchor=para_66&doctype=Standard -URIDate 2019-03-27 + Details
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