Table:
Year
Competition
Venue
Position
Notes

Representing Slovakia

1999

World Youth Championships

Bydgoszcz, Poland

12th

2000

World Junior Championships

Santiago, Chile

5th

2001

European Junior Championships

Grosseto, Italy

2nd

61.97 m

World Championships

Edmonton, Canada

23rd

61.26 m

2002

World Junior Championships

Kingston, Jamaica

2nd

63.91 m

European Championships

Munich, Germany

26th

60.28 m

2006

European Championships

Gothenburg, Sweden

26th

62.39 m

2007

World Student Games

Bangkok, Thailand

5th

64.95 m

World Championships

Osaka, Japan

13th

68.15 m

2008

Olympic Games

Beijing, PR China

8th

71.00 m

World Athletics Final

Stuttgart, Germany

2nd

71.40 m

2009

World Student Games

Belgrade, Serbia

2nd

72.85 m

World Championships

Berlin, Germany

3rd

74.79 m

World Athletics Final

Thessaloniki, Greece

3rd

70.45 m

2012

European Championships

Helsinki, Finland

2nd

73.34 m

Could you count the number of rows and columns in this table? Format your final answer as a JSON, using the structure {"row_number": "m", "column_number": "n"}.

There are 16 rows and 5 columns in the table. So, the final answer is {"row_number": "16", "column_number": "5"}.