Table:
Price	Quantity demanded	Quantity supplied

$455	20,200	2,900

$545	15,400	5,600

$635	10,600	8,300

$725	5,800	11,000

$815	1,000	13,700

For the specified cells listed below, determine their locations in the given table. Express the cell locations as JSON {'value': '<cell value>', 'location': (Row_ID, Column_ID)}, starting from 1 for both row and column IDs. If a cell does not exist in the table, denote its location as 'DOES NOT EXIST'.
(1) '20,200',
(2) '$635',
(3) '15,400',
(4) '1,000',
(5) '$815',
(6) '$725',
(7) '10,600',

The target cell locations are as follows:
(1) {'value': '20,200', 'location': (2, 2)}
(2) {'value': '$635', 'location': (4, 1)}
(3) {'value': '15,400', 'location': (3, 2)}
(4) {'value': '1,000', 'location': (6, 2)}
(5) {'value': '$815', 'location': (6, 1)}
(6) {'value': '$725', 'location': (5, 1)}
(7) {'value': '10,600', 'location': (4, 2)}