Table:
General statistics between 2004 - 2007[6]

Year

2004

2005

2006

2007

RoRo (nr of units)

107,797

105,522

98,045

81,676

Liquid bulk*

22,858,950

26,984,884

26,033,123

26,843,064

Dry bulk*

9,378,541

10,892,192

10,100,948

8,418,692

Nr of passengers

498,050

453,042

351,195

393,823

Containers (TEU's)

501,194

639,049

687,657

547,336

Ships (nr)

6,797

7,274

6,248

5,573

Total*'

32,237,491

37,877,076

36,134,071

35,261,756

Could you count the number of rows and columns in this table? Return the result as JSON in the format {"row_number": "m", "column_number": "n"}, e.g., {"row_number": "12", "column_number": "7"}.

There are 8 rows and 5 columns in the table. So, the final answer is {"row_number": "8", "column_number": "5"}.