Table:
December 31

2019	2 0 1 8

U.S. $ in thousands

Operating loss carryforward	73,260	57,768

Net deferred tax asset before valuation allowance	19,911	15,916

Valuation allowance	(19,911)	(15,916)

Net deferred tax asset	795	772

I need to know the count of rows and columns in this specific table. Show your final answer in the JSON format {"row_number": "m", "column_number": "n"}.

There are 7 rows and 3 columns in the table. So, the final answer is {"row_number": "7", "column_number": "3"}.