Three Months Ended March 31,

(In millions, except per share data)

2023

2022

Net income

$

38.3

$

279.5

Average common shares outstanding:

Basic average common shares outstanding

200.2

200.2

Effect of dilutive securities:

Contingently issuable shares (performance and restricted stock units)

0.6

0.4

Diluted average common shares outstanding

200.8

200.6

Basic earnings per average common share

$

0.19

$

1.40

Diluted earnings per average common share

$

0.19

$

1.39

Anti-dilutive shares excluded from earnings per share calculation

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