2017

2016

(In millions, except per share data)

First Quarter Ended March 31

Net sales

$

1,102.1

$

1,119.6

Gross profit

897.5

906.5

Net income

85.2

95.8

Earnings per share

Basic

$

1.03

$

1.16

Diluted

$

0.98

$

1.12

Second Quarter Ended June 30

Net sales

$

1,146.9

$

1,201.8

Gross profit

928.1

965.5

Net income (loss)

137.6

(22.9

)

Earnings (loss) per share

Basic

$

1.69

$

(0.28

)

Diluted

$

1.61

$

(0.28

)

Third Quarter Ended September 30

Net sales

$

1,085.4

$

1,122.0

Gross profit

870.0

912.9

Net income

54.5

87.7

Earnings per share

Basic

$

0.69

$

1.06

Diluted

$

0.66

$

1.01

Fourth Quarter Ended December 31(1)

Net sales

$

1,093.3

$

1,045.0

Gross profit

883.5

848.9

Net (loss) income

(63.4

)

99.4

(Loss) Earnings per share

Basic

$

(0.87

)

$

1.19

Diluted

$

(0.87

)

$

1.16

(1)

Includes the impact of the U.S. Tax Reform enacted during the fourth quarter of 2017, as described further in Note 12, Income Taxes.