what was the difference between the gold medal count of brazil and argentina?
6
Rank Nation Gold Silver Bronze Total
1 Brazil 13 18 12 43
2 Argentina 7 4 7 18
3 Chile 7 2 3 12
4 Colombia 5 5 4 14
5 Venezuela 4 6 6 16
6 Uruguay 1 1 0 2
7 Peru 0 1 0 1
8 Panama 0 0 2 2
8 Bolivia 0 0 2 2
10 Paraguay 0 0 1 1
csv/204-csv/232.tsv