Table:
Busiest Domestic Routes to and from Glasgow Airport (2012)[23]

Rank
Airport
Passengers handled
Change
2011/12

1
London Heathrow
828,531
0%

2
London Gatwick
607,417
7%

3
London Stansted
331,607
3%

4
London Luton
276,488
0%

5
Belfast International
266,987
8%

6
Bristol
239,666
8%

7
Birmingham
208,123
2%

8
Southampton
173,576
24%

9
London City
158,239
6%

10
Belfast City
100,003
4%

This is a table picture. Can you figure out the row and column numbers for this particular table? Your final answer should be in the JSON structure, formatted as {"row_number": "m", "column_number": "n"}.

There are 11 rows and 4 columns in the table. So, the final answer is {"row_number": "11", "column_number": "4"}.