Table:
Years Ended December 31,

2019	2018	2017

(in thousands)

Employee separation expenses	$1,150	$2,094	$8,353

Lease related expenses	1,301	1,608	1,025

Other	185	136	146

$2,636	$3,838	$9,524

Different merged cells often exist in a table and they can be represented by the JSON {'top-left':(R1, C1), 'bottom-right':(R2, C2)}. In this JSON item, '(R1, C1)' and '(R2, C2)' are the (row_id, column_id) coordinates for the top-left and bottom-right cells in the merged region, respectively. Please examine the provided table image, identify all merged cells, and return their details using the above-mentioned format. Remember, the numbering for both rows and columns starts at 1.

This table does not contain any merged cells.