col : rank | nation | gold | silver | bronze | total row 1 : 1 | cuba | 9 | 11 | 12 | 32 row 2 : 2 | jamaica | 7 | 5 | 4 | 16 row 3 : 3 | colombia | 4 | 2 | 3 | 9 row 4 : 4 | puerto rico | 4 | 2 | 1 | 7 row 5 : 5 | mexico | 3 | 3 | 4 | 10 row 6 : 6 | trinidad and tobago | 2 | 5 | 1 | 8 row 7 : 7 | barbados | 1 | 1 | 1 | 3 row 8 : 8 | guatemala | 1 | 0 | 0 | 1 row 9 : 8 | bahamas | 1 | 0 | 0 | 1 row 10 : 10 | venezuela | 0 | 2 | 5 | 7 row 11 : 11 | u.s. virgin islands | 0 | 1 | 1 | 2
what nation has won at least 4 gold medals? of these countries who has won the least amount of bronze medals?
puerto rico
Rank Nation Gold Silver Bronze Total
of these countries who has won the least amount of bronze medals?
1 Cuba 9 11 12 32
2 Jamaica 7 5 4 16
3 Colombia 4 2 3 9
4 Puerto Rico 4 2 1 7
5 Mexico 3 3 4 10
6 Trinidad and Tobago 2 5 1 8
7 Barbados 1 1 1 3
8 Guatemala 1 0 0 1
8 Bahamas 1 0 0 1
10 Venezuela 0 2 5 7
11 U.S. Virgin Islands 0 1 1 2
Puerto Rico
of these countries who has won the least amount of bronze medals? || what nation has won at least 4 gold medals?