Prepare horizontal analysis on income statement below:

Pfizer Inc (NYS: PFE)
Report Date	2020		2019		2018
Revenues	41,908,000		51,750,000		53,647,000
Cost of sales	8,692,000		10,219,000		11,248,000
Gross Profit	33,216,000		41,531,000		42,399,000
Selling, informational & administrative expenses	11,615,000		14,350,000		14,455,000
Research & development expenses	9,405,000		8,650,000		8,006,000
Amortization of intangible assets	3,436,000		4,610,000		4,893,000
Restructuring charges & certain acquisition-related costs	600,000		747,000		1,044,000
Gain (loss) on completion of Consumer Healthcare JV transaction	6,000		8,086,000		-
Interest income	73,000		226,000		333,000
Interest expense	1,449,000		1,574,000		1,316,000
Royalty-related income	770,000		648,000		495,000
other expenses	63,000		2,878,000		1,628,000
Income (loss) from continuing operations before provision for taxes on income	7,497,000		17,682,000		11,885,000
Provision (benefit) for taxes on income	476,000		1,384,000		706,000
Income (loss) from continuing operations after provision for taxes on income	7,021,000		16,298,000		11,179,000
Income (loss) from discontinued operations - net of tax	2,631,000		4,000		9,000
Net income before allocation to noncontrolling interests	9,652,000		16,302,000		11,188,000
Less: net income attributable to noncontrolling interests	(36,000)		(29,000)		(35,000)
Net income attributable to Pfizer Inc.	9,616,000		16,273,000		11,153,000