Table:
kazoo	$1.23

whistle	$1.20

package of purple streamers	$1.96

gift bag	$3.17

birthday balloon	$1.81

greeting card	$2.29

How many rows and columns does this table contain? The JSON format {"row_number": "m", "column_number": "n"} should be utilized to display the ultimate result.

This table has 6 rows and 2 columns. Thus, the final answer is {"row_number": "6", "column_number": "2"}.