2021

2020

2019

Basic

Net income attributable to common shares

$

59,021,000

$

44,138,000

$

49,456,000

Weighted average common shares outstanding

15,986,857

16,268,689

16,405,159

Basic earnings per common share

$

3.69

$

2.71

$

3.01

Diluted

Net income attributable to common shares

$

59,021,000

$

44,138,000

$

49,456,000

Weighted average common shares outstanding for basic earnings per common share

15,986,857

16,268,689

16,405,159

Add: Dilutive effects of share-based awards

446

630

3,976

Average shares and dilutive potential common shares

15,987,303

16,269,319

16,409,135

Diluted earnings per common share

$

3.69

$

2.71

$

3.01