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

In tables, merged cells are often found and we can denote them as JSON {'top-left':(A, B), 'bottom-right':(C, D)}, with '(A, B)' and '(C, D)' indicating the (row_id, column_id) of the top-left and bottom-right cells of the merged region. Please scan the table image provided, find all occurrences of merged cells, and return their coordinates in the stated format. It's important to remember that row and column IDs begin from 1.

This table does not contain any merged cells.