Table:
Country	1980	1990

Algeria	$9	$10

Afghanistan	$2	$7

Libya	$5	$5

Based on the provided table, find the positions of cells with the subsequent values. Return their locations using the JSON format {'value': '<cell value>', 'location': (row_id, column_id)}, starting from 1 for both row and column id. For the case where a cell is not contained in the table, its location should be denoted as 'DOES NOT EXIST'.
The target cell values:
(1) '1980';
(2) 'Algeria';
(3) 'Country';
(4) '$7';

The coordinates of target cells are listed below.
(1) {'value': '1980', 'location': (2, 2)}
(2) {'value': 'Algeria', 'location': (3, 1)}
(3) {'value': 'Country', 'location': (2, 1)}
(4) {'value': '$7', 'location': (4, 3)}