Three Months Ended September 30,

Nine Months Ended September 30,

2021

2020

2021

2020

Net income from continuing operations attributable to Consolidated Water Co. Ltd. stockholders

$

1,363,960

$

1,812,156

$

1,152,256

$

7,644,398

Less: preferred stock dividends

(2,628)

(2,810)

(8,362)

(9,099)

Net income from continuing operations available to common shares in the determination of basic earnings per common share

1,361,332

1,809,346

1,143,894

7,635,299

Total loss from discontinued operations

(1,078,367)

(377,321)

(1,542,540)

(4,448,798)

Net income (loss) available to common shares in the determination of basic earnings per common share

$

282,965

$

1,432,025

$

(398,646)

$

3,186,501

Weighted average number of common shares in the determination of basic earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders

15,209,432

15,120,983

15,204,220

15,116,681

Plus:

Weighted average number of preferred shares outstanding during the period

31,861

34,191

30,701

34,355

Potential dilutive effect of unexercised options and unvested stock grants

110,589

118,355

110,199

119,458

Weighted average number of shares used for determining diluted earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders

15,351,882

15,273,529

15,345,120

15,270,494