Exhibit 12.1

Statement of Computation of Ratio of Earnings to Fixed Charges (in millions, except ratios)

	2015			2016			2017			2018			2019			2020
Earnings (loss) before taxes, minority interests in consolidated subsidiaries, and income or loss from equity investees
Earnings (loss) before taxes		(2,163.0	)		(615.7	)		(312.0	)		(176.7	)		310.3			490.1
Earnings (loss) before taxes from discontinued operations		(584.5	)		18.8			—			—			—			—
Add: (Income)/Loss from minority interests in consolidated subsidiaries		—			0.4			9.6			13.1			—			—
Add: (Income)/Loss from equity investees		17.5			—			—			(5.5	)		16.3			1.0
Add: Fixed charges		97.3			88.9			87.1			86.8			74.0			54.0
Amortization of capitalized interest*		3.1			2.8			2.7			2.6			3.9			2.7
Gain (loss) from equity investees		(17.5	)		—			—			5.5			(16.3	)		(1.0	)
Gain (loss) attributable to non-controlling interests		—			(0.4	)		(9.6	)		(13.1	)		—			—
Less: Capitalized interest		(6.4	)		(6.5	)		(11.3	)		(8.3	)		—			—
Total earnings (loss) available for fixed charges		(2,653.5	)		(511.7	)		(233.5	)		(95.6	)		388.2			546.8
Fixed charges:
Interest expense		87.9			79.5			72.7			75.6			71.8			51.9
Amortization of deferred financing costs		3.0			2.9			3.1			2.9			2.2			2.1
Capitalized interest		6.4			6.5			11.3			8.3			—			—
Total fixed charges		97.3			88.9			87.1			86.8			74.0			54.0
Ratio of earnings to fixed charges		—	(1)		—	(1)		—	(1)		—	(1)		5.2			10.1

(1) Due to our losses for the years ended December 31, 2015, December 31, 2016, December 31, 2017 and December 31, 2018, the ratio was negative for these periods.