(000’s omitted, except per share data)

2020

2019

2018

Net income

$

164,676

$

169,063

$

168,641

Income attributable to unvested stock-based compensation awards

(514)

(400)

(744)

Income available to common shareholders

$

164,162

$

168,663

$

167,897

Weighted-average common shares outstanding - basic

52,969

51,732

51,165

Basic earnings per share

$

3.10

$

3.26

$

3.28

Net income

$

164,676

$

169,063

$

168,641

Income attributable to unvested stock-based compensation awards

(514)

(400)

(744)

Income available to common shareholders

$

164,162

$

168,663

$

167,897

Weighted-average common shares outstanding

52,969

51,732

51,165

Assumed exercise of stock options

352

516

583

Weighted-average common shares outstanding – diluted

53,321

52,248

51,748

Diluted earnings per share

$

3.08

$

3.23

$

3.24

Cash dividends declared per share

$

1.66

$

1.58

$

1.44