col : rank | nation | gold | silver | bronze | total row 1 : 1 | brazil | 7 | 5 | 3 | 15 row 2 : 2 | venezuela | 3 | 2 | 8 | 13 row 3 : 3 | colombia | 2 | 3 | 4 | 9 row 4 : 4 | chile | 2 | 0 | 2 | 4 row 5 : 5 | argentina | 1 | 2 | 5 | 8 row 6 : 6 | peru | 1 | 1 | 2 | 4 row 7 : 7 | ecuador | 0 | 2 | 2 | 4 row 8 : 8 | guyana | 0 | 1 | 0 | 1 row 9 : 9 | aruba | 0 | 0 | 1 | 1 row 10 : 9 | netherlands antilles | 0 | 0 | 1 | 1 row 11 : 9 | panama | 0 | 0 | 1 | 1 row 12 : 9 | uruguay | 0 | 0 | 1 | 1 row 13 : total | total | 16 | 16 | 30 | 62
what countries are listed? which countries had at least one silver medal?
brazil, venezuela, colombia, argentina, peru, ecuador, guyana
Rank Nation Gold Silver Bronze Total
which countries had at least one silver medal?
1 Brazil 7 5 3 15
2 Venezuela 3 2 8 13
3 Colombia 2 3 4 9
4 Chile 2 0 2 4
5 Argentina 1 2 5 8
6 Peru 1 1 2 4
7 Ecuador 0 2 2 4
8 Guyana 0 1 0 1
9 Aruba 0 0 1 1
9 Netherlands Antilles 0 0 1 1
9 Panama 0 0 1 1
9 Uruguay 0 0 1 1
Total Total 16 16 30 62
Brazil Venezuela Colombia Argentina Peru Ecuador Guyana
which countries had at least one silver medal? || what countries are listed?