Net income

$

66,829

$

93,220

$

138,264

$

189,227

Weighted-average shares:

Basic weighted-average number of common shares outstanding

72,658,810

72,536,301

72,666,392

72,534,779

Dilutive effect of weighted-average outstanding common share equivalents:

RSUs

166,546

217,445

231,864

291,522

Diluted weighted-average number of common shares outstanding

72,825,356

72,753,746

72,898,256

72,826,301

Average restricted stock units with anti-dilutive effect

34,205

5,527

17,103

3,165

Earnings per common share:

Basic

$

0.92

$

1.29

$

1.90

$

2.61

Diluted

$

0.92

$

1.28

$

1.90

$

2.60