Table:
Year

Percent

Population

2007

0.6%

40,000

2010

0.6%

40,000

2016

1.3%

100,000

Tell me how many rows and columns exist in the given table. Show your final answer in the JSON format {"row_number": "m", "column_number": "n"}.

This table has 4 rows and 3 columns. Thus, the final answer is {"row_number": "4", "column_number": "3"}.