Table:
Year-ended 31 March 2019	Year-ended 31 March 2018 Restated See note 2

Revenue from external customers by country	$M	$M

UK	83.2	73.5

USA	222.2	199.0

Germany	143.5	128.4

Other countries	261.7	238.1

Total revenue from external customers by country	710.6	639.0

I'd like to know the total number of rows and columns in the provided table. The final result should be presented in the JSON format of {"row_number": "m", "column_number": "n"}.

There are 7 rows and 3 columns in the table. So, the final answer is {"row_number": "7", "column_number": "3"}.