Table:
Net additions (losses)	% of penetration(2)(3)

August 31, 2019	August 31, 2019	August 31, 2018 (1)	August 31, 2019	August 31, 2018 (3)

Primary service units	901,446	16,981	20,251

Internet service customers	446,137	21,189	21,417	50.8	49.7

Video service customers	312,555	(4,697)	(6,760)	35.6	37.1

Telephony service customers	142,754	489	5,594	16.2	16.6

Tell me how many rows and columns exist in the given table. Output the final answer in the JSON format {"row_number": "m", "column_number": "n"}. For instance, if the table has 5 rows and 4 columns, the answer would be {"row_number": "5", "column_number": "4"}

This table has 6 rows and 6 columns. Thus, the final answer is {"row_number": "6", "column_number": "6"}.