Table:
Years Ended December 31,	2019	2018	2017

Statutory federal income tax rate	21.0%	21.0%	35.0%

State and local income tax rate, net of federal tax benefits	3.7	3.7	1.6

Preferred stock disposition	(9.9)	—	—

Affordable housing credit	(0.4)	(0.6)	(0.6)

Employee benefits including ESOP dividend	(0.3)	(0.3)	(0.5)

Impact of tax reform re-measurement	—	—	(81.6)

Internal restructure	—	(9.1)	(0.6)

Noncontrolling interests	(0.5)	(0.5)	(0.6)

Non-deductible goodwill	0.1	4.7	1.0

Other, net	(0.7)	(0.6)	(2.0)

Effective income tax rate	13.0%	18.3%	(48.3)%

What is the count of rows and columns in the given table? Show your final answer in the JSON format {"row_number": "m", "column_number": "n"}.

This table has 12 rows and 4 columns. Thus, the final answer is {"row_number": "12", "column_number": "4"}.