Table:
Year ended March 31,	Period-to-period change

% Change	2018	2017	Amount	% Change

(dollars in thousands)

Other income (expense):

Interest income	$1,310	$510	$800	157%

Interest expense	(598)	(268)	(330)	123%

Foreign exchange (expense) income and other, net	(3,439)	6,892	(10,331)	nm

Total other income (expense), net	$(2,727)	$7,134	$(9,861)	nm

Examine the given table and locate the cells that contain the following values:
CELL VALUE 1: '2018';
CELL VALUE 2: 'Interest expense';
CELL VALUE 3: '$510';
Return the cell locations using the JSON format {'value': '<cell value>', 'location': (row number, column number)}, where both row and column number commence from 1. Denote the location as 'DOES NOT EXIST' if a cell does not exist in the table.

The coordinates of target cells are listed below.
CELL LOCATION 1: {'value': '2018', 'location': (2, 2)}
CELL LOCATION 2: {'value': 'Interest expense', 'location': (6, 1)}
CELL LOCATION 3: {'value': '$510', 'location': (5, 3)}