Table:
age group and sex
number
moderate-to-vigorous physical activity
screen time
sleep

average minutes
95% confidence interval
average hours
95% confidence interval
average hours
95% confidence interval

from
to
from
to
from
to

total
3,111
53.8
50.6
57.0
3.1
2.9
3.2
9.0
8.9
9.1

sex

boys
1,553
60.1
55.8
64.4
3.3
3.1
3.5
9.0
8.9
9.1

girls
1,558
47.1
44.6
49.7
2.8
2.6
3.0
9.0
8.9
9.1

age group

5 to 11
1,985
61.3
57.8
64.7
2.3
2.2
2.5
9.6
9.5
9.7

boys
980
68.3
63.3
73.2
2.4
2.2
2.5
9.6
9.5
9.7

girls
1,005
54.0
51.1
56.8
2.3
2.1
2.5
9.7
9.6
9.8

12 to 17
1,126
46.3
42.5
50.1
3.8
3.5
4.0
8.3
8.2
8.5

boys
573
52.0
46.9
57.1
4.2
3.8
4.5
8.4
8.2
8.6

girls
553
40.3
36.9
43.6
3.4
3.0
3.7
8.2
8.1
8.4

This is a table picture. Can you figure out the row and column numbers for this particular 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"}

There are 14 rows and 11 columns in the table. So, the final answer is {"row_number": "14", "column_number": "11"}.