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Net income per ordinary share | 12 Months Ended
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Dec. 31, 2020
Earnings Per Share [Abstract] |
Net income per ordinary share | The calculation of the basic and diluted net income per ordinary share is based on the following data:
| December 31,
| 2020 | 2019 | 2018
| Number of shares
Weighted average number of ordinary shares for the purposes of basic and diluted net income per share | 3,092,859 | 2,301,993 | 2,061,909
The common stock equivalents are anti-dilutive because of the loss for the year.

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